Answer:
1/3
Use the slope formula and simply the fraction.
AlMarai, a beverage company is planning to change its juice package size. Currently, there are 9 ounces of juice in each package. The new package will contain 14 ounces. What percent more juices will be in the new package
The percentage of more juices that will be in the new package is 35.71%
What are word problems?Word problems in mathematics are things happening in our daily life and we can use mathematical concepts and arithmetic operations to put a solution to those things.
From the given information, it was stated that:
Almarai usually have 9 ounces of juice in each package, whileTheir new package will contain 14 ounces.Our objective is to find the percentage of more juice that will be in the new package.
The percentage of more juice in the new package will be:
\(\mathbf{=\dfrac{14 - 9}{14} \times 100 \%}\)
\(\mathbf{=\dfrac{5}{14} \times 100 \%}\)
= 35.71%
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construct a suitable Liapunov function of the form ax2 + cy2, where a and c are to be determined. Then show that the critical point at the origin is of the indicated type.
1.dxdt=−x3+xy2,dydt=−2x2y−y3; asymptotically stable
We can set a = 1 and c = 1/2. With these values, the Lyapunov function V(x, y) = x^2 + (1/2)y^2 satisfies the conditions and shows that the critical point at the origin is asymptotically stable.
To construct a suitable Lyapunov function, let's consider a function of the form V(x, y) = ax^2 + cy^2, where a and c are to be determined. We will choose a and c such that V(x, y) is positive definite and its derivative along the trajectories of the system is negative definite or negative semi-definite.
To show that the critical point at the origin is asymptotically stable, we need to demonstrate that there exists a Lyapunov function V(x, y) with the following properties:
V(x, y) is positive definite, i.e., V(x, y) > 0 for all (x, y) ≠ (0, 0).
V(x, y) is radially unbounded, meaning that as (x, y) approaches infinity, V(x, y) approaches infinity.
The derivative of V(x, y) along the trajectories of the system, dV/dt, is negative definite or negative semi-definite.
To determine the values of a and c, we can calculate the derivative of V(x, y) along the trajectories of the system:
dV/dt = ∂V/∂x * dx/dt + ∂V/∂y * dy/dt
Substituting the given system of differential equations: dV/dt = (2ax - 3ax^3 - cy^2) * (-x^3 + xy^2) + (2cy - 2cy^3 - cy^3) * (-2x^2y - y^3)
To ensure that dV/dt is negative definite or negative semi-definite, we can choose a and c such that the coefficients of x^4, x^2y^2, and y^4 terms in dV/dt are positive or zero. This condition guarantees that the critical point at the origin is asymptotically stable.
By comparing the coefficients, we can set a = 1 and c = 1/2. With these values, the Lyapunov function V(x, y) = x^2 + (1/2)y^2 satisfies the conditions and shows that the critical point at the origin is asymptotically stable.
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NEED HELP IMMEDIATELY!
Simplify 10√2y + 5√2y + 3√2y.
A. 18√6y
B. 18√2y
C. 12√2y
D. 18√6y^3
(ANSWER IS NOT A)
18 root
2
Step-by-step explanation:
In this question imagine there is no y
It will be 10 root2 +5 root2 +3 root 2 it will be 18 root 2
Can somebody help me, please?
I just need help with #12
the first attachment is supposed to help and the second attachment has the question I need to be answered. Please show your work
Answer: x = 9.6
=========================================================
Explanation:
We have two smaller right triangles that are glued together so to speak.
The base of the smaller triangle on the left is 5 while the height is h.
Let's use the tangent rule to find the value of h
tan(angle) = opposite/adjacent
tan(55) = h/5
5*tan(55) = h
h = 5*tan(55)
h = 7.14074003371058
Make sure your calculator is in degree mode. That value of h above is approximate.
--------------------------
Now focus on the smaller triangle on the right
It has the same height value h. This side is the adjacent side while x is the hypotenuse.
We'll use the cosine ratio
cos(angle) = adjacent/hypotenuse
cos(42) = h/x
cos(42) = 7.14074003371058/x
x*cos(42) = 7.14074003371058
x = 7.14074003371058/cos(42)
x = 9.6088135029715
x = 9.6
When calculating the liquidity index, the larger the discount from fair value, the ______________ the liquidity index; and the _________________ the liquidity risk the FI faces.
Smaller;greater
The greater the discount from fair value, the smaller the liquidity index will be, and the greater the liquidity risk the FI will be exposed to.
Define the term liquidity index?The days needed to turn a company's trade receivables or inventory into cash are determined by the liquidity index.
An organization's capacity to create the cash required to cover its present liabilities is estimated using the index. Credit analysts frequently use it to assess a customer's creditworthiness.The formula's liquidation days data is determined on the basis averages, which could not accurately reflect the receivables and goods that are currently in stock. The average cash flows predicted by the method may differ significantly from actual cash flows.Additionally, if a trend line is drawn using this data, make sure to consistently employ the same averaging technique throughout all time periods; otherwise, the results can be incorrect.Thus, the liquidity index would be smaller and the FI will be exposed to more liquidity risk the wider the discount from fair value.
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give me the answer pls
Answer:
x = 17.5
Step-by-step explanation:
So its the same angle so it has to equal the same thing
5x+7 = 9x-63
+63 +63
5x+70=9x
-5x -5x
70 = 4x
/4 /4
17.5 = x
Solve: Use Substitution
8x + 4y = 12
y = -2x + 3
Please help me!
Answer:
(x,y) =(3/14,3/14)
Step-by-step explanation:
8x+ 4y=-2x+3 WRITE AS SYSTEM OFEQUATIONS
12y=-2x=3 simplify expressions
10x +4y =3
2x+12y=3 .......multiply both sides of the equation by -5
10x +4y=3
-10x -60= -15 sum both equations to eliminate a variable (10x cancels
and 3+-5 +-12
-56y= -12 divide both side by -56
y=3/14
2x+12x3/14=3 substitute the given value of y into the equation
x=3/14
A blimp provides aerial television views of a baseball game. The television camera sights the stadium at an 18° angle of depression. The altitude of
the blimp is 300 m. What is the line-of-sight distance from the television camera to the base of the stadium? Round to the nearest hundred meters.
Using trigonometry with the given angle of depression and the altitude of the blimp, the line-of-sight distance from the television camera to the base of the stadium is approximately 925 meters.
What is the angle of depression?
The angle of depression is the angle between the line of sight from the camera to the base of the stadium and the horizontal plane. We can use the tangent function to find the horizontal distance.
Let's denote the horizontal distance from the camera to the base of the stadium as d. Using the tangent of the angle of depression (18°) to calculate d, we have:
tan(18°) = Opposite / Adjacent
In this case, the opposite side is the altitude of the blimp (300 m) and the adjacent side is "d". Plugging in these values, we can solve for "d".
tan(18°) = 300 / d
d = 300 / tan(18°)
Using a calculator, we can find that tan(18°) is approximately 0.3249.
d = 300 / 0.3249
d ≈ 924.63 m
Thus, rounding to the nearest hundred meters, the line-of-sight distance from the television camera to the base of the stadium is approximately 925 meters.
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what is the surface area of a conical grain storage tank that has a height of 42 meters and a diameter of 24 meters
The surface area of a conical grain storage tank that has a height of 42 meters and a diameter of 24 meters is 1,670.5 square meters.
The surface area of a cone is calculated using the following formula:
Surface area = πr² + πrl, where π is approximately equal to 3.14, r is the radius of the base of the cone, and l is the slant height of the cone.
In this problem, we are given that the height of the cone is 42 meters and the diameter of the base is 24 meters. The radius of the base is half of the diameter, so the radius is 12 meters. The slant height of the cone can be calculated using the Pythagorean theorem.
l² = 12² + 42²
l² = 1764
l = 42.01 meters
The surface area of the cone is then calculated as follows:
Surface area = πr² + πrl
Surface area = 3.14 * 12² + 3.14 * 12 * 42.01
Surface area = 1,670.5 square meters
Here are some additional explanations:
The radius of a circle is the distance from the center of the circle to any point on the edge of the circle.The slant height of a cone is the distance from the vertex of the cone to any point on the edge of the base of the cone.The surface area of a cone is calculated by adding the area of the base of the cone and the area of the lateral surface of the cone.The area of the base of a cone is calculated using the formula πr².The area of the lateral surface of a cone is calculated using the formula πrl.To know more about area click here
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Consider the following function f(x)=x4+3, x>=0.Find an explicit formula for f^-1
The explicit formula for f^-1 is (x-3)^(1/4) and this is obtained by switching the roles of x and y and solving for y in terms of x.
To find the inverse function of f(x)=x^4+3, we need to switch the roles of x and y, and solve for y.
Let y = x^4+3
Subtract 3 from both sides to get:
y - 3 = x^4
Take the fourth root of both sides to isolate x:
(x^4)^(1/4) = (y-3)^(1/4)
Simplify:
x = (y-3)^(1/4)
So the inverse function of f(x) is:
f^-1 (x) = (x-3)^(1/4)
This is the explicit formula for the inverse function of f(x).
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Simplify: (8c3+c2d)−(9cd2−5d3)+(−3c2d−8cd2)
What is P simply your answer and write it as a fraction or whole number
Answer:
5
Step-by-step explanation:
These factors are 1, 5, 7 and 35. If two numbers are multiplied in pairs resulting in the original number, then it is called the pair factor of 35. These pair factors are (1, 35) and (5, 7).
Angle R and Angle S are conplementary angles if angle R = 12x-3 and angle S = 7x-2 find angle R
Answer:
Hope the picture will help you.............
A running track has 2 semicircular ends of radius 63 m and two
straight lengths. The perimeter of the track is 1000 m. Find each
straight length.
Answer:
437
Step-by-step explanation:
Because if you multiply 63 x 2 = 126
then subtract that from 1000
and get 873
then divide that by 2 and you get 437
a cat litter box has a width of 1 ft, a length of 2 ft, and a height of 1/3. you have a bag of cat litter containing 1 ft 3 of litter. will you be able to fit the entire bag of litter in the bag without any going over the top of the box? pls help me ^^
Answer:
No, the litter box will overflow.
Step-by-step explanation:
first you need to find the volume of the litter box.
FORMULA:
cat litter box: V=lxWxH
V= 1 x 2 x 1/3
V= 2/3
Since the bag of cat litter has more cat litter than the litter box can hold, the answer is no. 1 ft 3 is more than 2/3 ft.
IM SORRY IF THIS DOESN'T MAKE SENSE I WAS CONFUSED BY THE 1 ft 3.
A regular polygon is shown, with the measure of one of its angles labeled 7x − 21. 9 sided regular polygon with one angle labeled 7 times x minus 21 Determine the value of x. x = 17 x = 23 x = 29 x = 140
The correct value of x = 23.
Each interior angle of an n-sided regular polygon is given by 180 (n-2)/n degrees.
Given that:
n = 9
Therefore, each interior angle=180 x (9-2)/9 degrees
Each interior angle = 180 x 7/9
Each interior angle = 140°
Each internal angle of a regular polygon having 9 sides is 140°.
Also, given that:
A 9-sided regular polygon with one angle equals 7x-21.
For the polygon to be a 9-sided regular polygon, the angles must equal 140°.
Checking the value of x from the given option which one satisfies the value of interior angle = 140°.
Option 1, x= 17
=> 7 x 17 - 21 = 98° which is wrong.
Option 2, x= 23
=> 7 x 23 - 21 = 161-21 = 140° which is correct.
Option 3, x= 29
=> 7 x 29 - 21 = 203-21 = 182° which is wrong.
Option 4, x= 140
=> 7 x 140 - 21 = 980- 21 = 959° which is wrong.
Only, the value of x = 23 satisfies the value of a 9-sided regular polygon with one angle equal to 7x-21.
Hence, the correct value of x = 23
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Answer:
The correct value of x = 23.
Step-by-step explanation:
explain the answer pls:
it takes 4 1/2 hours for a jet to fly from coast to coast. one jet leaves los angeles for new york at 4:40 p.m., while another jet leaves new york for los angeles at 6:00 p.m. which plane will be closer to new york when they pass each other?
Answer:
6 pm NYC is 3 pm in LA
Step-by-step explanation:
LA is 3 hours behind NYC
So 6 pm NYC is 3 pm in LA
Draw a circle of radius 4cm construct a pair of tangents to it the angle between which is 60°
Step-by-step explanation:
i hope its image help youSimplify three square root of five end root minus two square root of seven end root plus square root of forty five end root minus square root of twenty eight.
two square root of twelve
two square root of two
six square root of five end root minus four square root of seven
six square root of ten end root minus four square root of fourteen
Question 2(Multiple Choice Worth 1 points)
(03.01 MC)
Rewrite the expression with rational exponents as a radical expression by extending the properties of integer exponents.
two to the seven eighths power, all over two to the one fourth power
the eighth root of two to the fifth power
the fifth root of two to the eighth power
the square root of two to the five eighths power
the fourth root of two to the sixth power
Question 3(Multiple Choice Worth 1 points)
(03.01 MC)
Simplify square root of ten times square root of eight.
square root of eighteen
four square root of five
square root of eighty
eight square root of ten
Question 4(Multiple Choice Worth 1 points)
(03.01 LC)
Rewrite the expression with a rational exponent as a radical expression.
four to the two fifths power all raised the one fourth power
the tenth root of four
the fourth root of four
the fifth root of four squared
the square root of four to the tenth power
Question 5(Multiple Choice Worth 1 points)
(03.01 MC)
Explain how the Quotient of Powers Property was used to simplify this expression.
5 to the fourth power, over 25 = 52
By simplifying 25 to 52 to make both powers base five and subtracting the exponents
By simplifying 25 to 52 to make both powers base five and adding the exponents
By finding the quotient of the bases to be one fifth and cancelling common factors
By finding the quotient of the bases to be one fifth and simplifying the expression
Question 6(Multiple Choice Worth 1 points)
(03.01 MC)
Simplify square root of five times the quantity six minus four square root of three.
9
thirty square root of three
six square root of five minus four square root of fifteen
square root of thirty minus twenty square root of three
Question 7(Multiple Choice Worth 1 points)
(03.01 MC)
Which equation justifies why ten to the one third power equals the cube root of ten?
ten to the one third power all raised to the third power equals ten to the one third plus three power equals ten
ten to the one third power all raised to the third power equals ten to the one third times three power equals ten
ten to the one third power all raised to the third power equals ten to the three minus one third power equals ten
ten to the one third power all raised to the third power equals ten to the one third minus three power equals ten
Question 8(Multiple Choice Worth 1 points)
(03.01 LC)
Rewrite the radical expression as an expression with a rational exponent.
the fourth root of seven to the fifth power
seven to the five fourths power
x20
x
seven to the four fifths power
Question 9(Multiple Choice Worth 1 points)
(03.01 MC)
Solve seven square root three plus two square root nine and explain whether the answer is rational or irrational.
The answer nine square root of twelve is rational because the sum of a rational number and irrational number is a rational number.
The answer nine square root of twelve is irrational because the sum of a rational number and irrational number is an irrational number.
The answer seven square root of three plus six is rational because the sum of a rational number and irrational number is a rational number.
The answer seven square root of three plus six is irrational because the sum of a rational number and irrational number is an irrational number.
Question 10(Multiple Choice Worth 1 points)
(03.01 MC)
Prove the sum of two rational numbers is rational where a, b, c, and d are integers and b and d cannot be zero.
Steps Reasons
1. a over b plus c over d Given
2. ad over bd plus cb over bd
3. ad plus cb all over bd Simplify
Fill in the missing reason in the proof.
Multiply to get a common denominator.
Add to get a common denominator.
Distribute d to all terms.
Add d to all terms.
Answer:
a
Step-by-step explanation:
Answer:
a
Step-by-step explanation:
Find the surface area
Answer:
200.96
Step-by-step explanation:
2(3.14)2^2 + 2(3.14)2*14
8*3.14 = 25.12
56*3.14 = 175.84
175.84 + 25.12 = 200.96
-10 + 15xy = 20 Direct and inverse variation. constant of variation (k)
Answer:
This is an inverse variation, and the constant of variation is k = 2.
Step-by-step explanation:
Direct variation is something like:
y = k*x
Where k is the constant of variation.
So as x increases also increases y.
Inverse variation is something like:
y = k/x
k is the constant of variation.
In this case, if x increases, y decreases.
Now let's look at the equation:
-10 + 15*x*y = 20
Let's isolate y in one side of the equation:
15*x*y = 20 + 10 = 30
15*x*y = 30
y = 30/(15*x) = (30/15)/x = 2/x
y = 2/x
Then we can conclude that this is an inverse variation, with a constant of variation equal to 2.
Help will name Brainliest
Answer:
x = \(\frac{\sqrt{22} }{2}\)
Step-by-step explanation:
Using the Pythagorean Theorem we can solve this problem.
The legs of the triangle will be the same (the dashes in the middle of the line indicates they are the same).
The Pythagorean Theorem will look like this:
\(a^{2}+a^{2} = (\sqrt {11})^{2}\)
Now, let's find a:
\(2a^{2} = 11\) The square of a radical will be whatever is under the arch
\(a^{2}=\frac{11}{2}\) Divide 11 by 2
\(\sqrt{a^{2} } = \sqrt{\frac{11}{2} }\) Square root both sides
a = \(\frac{\sqrt{22} }{2}\)
Therefore, the length of side x is equal to \(\frac{\sqrt{22} }{2}\).
Hope this helps!!
From a position 3.5 m above ground level in a building, an an observer measures the angle of elevation of the top of a flagpole to be 48°, and the angle of depression of the foot of the flagpole to be 35°
. a. How far away from the flagpole is the building?
b. How tall is the flagpole?
a. The flagpole is 5 feet away from the building.
b. The height of the flagpole is 8 feet.
What are trigonometric ratios in terms of a right-angle triangle?We know a right-angled triangle has three sides they are -: Hypotenuse,
Opposite and Adjacent.
We can remember SOH CAH TOA which is,
sin = opposite/hypotenuse, cos = adjecen/hypotenuse and
tan = opposite/adjacent.
The distance from the building to the flagpole is,
tan35° = 3.5/x.
x = 3.5/0.7.
x = 5 feet.
Now, tan48° = x/5.
x = 5/1.11.
x = 4.5 feet.
Therefore, The height of the flagpole is 4.5 + 3.5 = 8 feet.
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How do I label the nets on the right?
The nets on the right are labelled and attached accordingly. Note that in the cuboid, 6 surfaces, which for the Triangular prism, we have 5.
What is a cuboid and triangular prism?A cuboid is a three-dimensional geometric shape with six rectangular faces.
It has opposite faces that are parallel and equal in size.
A triangular prism is also a three-dimensional shape with two triangular bases and three rectangular faces. It has straight edges and vertices connecting the faces.
See the attached for the labelled sides.
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The average monthly electric bill of a random sample of 256 residents of a city is $90 with a standard deviation of $24.
a. Construct a 90% confidence interval for the mean monthly electric bills of all residents.
b. Construct a 95% confidence interval for the mean monthly electric bills of all residents
a. The 90% confidence interval for the mean monthly electric bills of all residents is ($88.06, $91.94).
b. The 95% confidence interval for the mean monthly electric bills of all residents is ($87.05, $92.95).
To construct the confidence intervals, we use the formula: CI = X ± zα/2 * (σ/√n), where X is the sample mean, zα/2 is the critical value of the standard normal distribution for the desired level of confidence, σ is the population standard deviation, and n is the sample size.
For a 90% confidence interval, the critical value of zα/2 is 1.645. Plugging in the values, we get a confidence interval of ($88.06, $91.94). This means that we can be 90% confident that the true mean monthly electric bill for all residents falls between $88.06 and $91.94.
For a 95% confidence interval, the critical value of zα/2 is 1.96. Plugging in the values, we get a confidence interval of ($87.05, $92.95). This means that we can be 95% confident that the true mean monthly electric bill for all residents falls between $87.05 and $92.95.
In both cases, we can see that the confidence intervals are relatively narrow, which is a reflection of the large sample size and relatively small standard deviation of the sample. The larger the sample size and the smaller the standard deviation, the narrower the confidence interval will be.
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Three cards are drawn from a standard deck. What is the probability that all three are hearts, given that at least two of them are hearts
Answer:
1/3 I believe because we already know 2 of them are hearts
Step-by-step explanation:
Consider the following information about travelers on vacation (based partly on a recent travelocity poll): 40% check work email, 30% use a cell phone to stay connected to work, 25% bring a laptop with them, 23% both check work email and use a cell phone to stay connected, and 51% neither check work email nor use a cell phone to stay connected nor bring a laptop. in addition, 88 out of every 100 who bring a laptop also check work email, and 70 out of every 100 who use a cell phone to stay connected also bring a laptop. What is the probability that someone who brings a laptop on vacation also uses a cell phone?
Therefore, the probability that someone who brings a laptop on vacation also uses a cell phone is 3.52 or 352%.
To find the probability that someone who brings a laptop on vacation also uses a cell phone, we need to use conditional probability.
Let's denote the events:
A: Bringing a laptop
B: Using a cell phone
We are given the following information:
P(A) = 25% = 0.25 (Probability of bringing a laptop)
P(B) = 30% = 0.30 (Probability of using a cell phone)
P(A ∩ B) = 88 out of 100 who bring a laptop also check work email (88/100 = 0.88)
P(B | A) = ? (Probability of using a cell phone given that someone brings a laptop)
We can use the conditional probability formula:
P(B | A) = P(A ∩ B) / P(A)
Substituting the given values:
P(B | A) = 0.88 / 0.25
Calculating the probability:
P(B | A) = 3.52
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What is the polygon shown?
A. Regular
B.concave
C.a quadrilateral
D.a hexagon
The answer is A. regular
Answer:
Regular
Step-by-step explanation:
Regular - TrueIf all the sides and interior angles of the polygons are equal, they are known as regular polygons.Concave - FalseA Concave polygon is a polygon that has at least one interior angle greater than 180 degrees.The polygon shown is convex, rather than concave.A Quadrilateral - FalseA quadrilateral is a four-sided polygon, having four edges and four corners.The polygon shown has five sides, rather than four.A Hexagon - FalseA hexagon is a closed two-dimensional polygon with six sides.Although the polygon shown is a closed two-dimensional polygon, it has five sides instead of six.Help with the question in photo
Find AB , AC , DE and DF. If the ratios DE/AB and DF/AC are equal , then the triangles are similar
Given data ,
Let the first triangle be ΔABC
Let the second triangle be ΔDEF
Now , the corresponding sides are
DE/AB and DF/AC
Now , corresponding sides of similar triangles are in the same ratio.
On simplifying , we get
DE/AB = DF/AC
Hence , the triangles are similar
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Question 20 of 25
A day care facility is open six days a week. The numbers of children who
attend each day are:
22, 23, 23, 24, 20, 8
What is the most appropriate measure of center?
A. The range
B. The standard deviation
C. The median
D. The mean
The most appropriate measure of center include the following: C. The median.
What is a median?In Mathematics and Geometry, a median refers to the middle number (center) of a sorted data set, which is when the data set is either arranged in a descending order from the greatest to least or an ascending order the least to greatest.
From the data set for this day care facility, we have:
22, 23, 23, 24, 20, 8
By sorting the data set from the least to greatest, we have:
8,20,22,23,23,24
Median = (22 + 23)/2
Median = 22.5
In conclusion, the median is the most appropriate measure of center because the value 8 is an outlier.
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