Plz answer this is important

Answer:

Yes

Step-by-step explanation:

You have to add 4 on both sides to get X by itself. Then, you solve for X by multiplying the Denominator.

Answer:

What exactly do you not understand maybe i can help

Step-by-step explanation:

The sum of the first 8 terms of the given geometric  sequence is 1953120.

The given sequence seems to be a geometric sequence with the first term a=5 and the common ratio r=5. We can find the sum of the first n terms of a geometric sequence using the formula:

S_n = a(1 - r^n)/(1 - r)

Using this formula, we can find the sum of the first 8 terms as follows:

S_8 = 5(1 - 5^8)/(1 - 5)

= 5(-390624)/(-4)

= 1953120

Therefore, the sum of the first 8 terms of the given geometric  sequence is 1953120.

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The simplified expression of \((4^3)(\frac{4^4^0x^4}{3^2x^2y^2})\) is \(\frac{4^7x^2}{3^2y^2}\)

The expression is given as:

\((4^3)(\frac{4^4^0x^4}{3^2x^2y^2})\)

Expressions raise to power 0 is 1.

So, we have:

\((4^3)(\frac{4^4x^4}{3^2x^2y^2})\)

Apply the law of indices to expression with common base

\((\frac{4^{4+3}x^{4-2}}{3^2y^2})\)

Evaluate the sum and difference

\((\frac{4^7x^2}{3^2y^2})\)

Remove the bracket

\(\frac{4^7x^2}{3^2y^2}\)

Hence, the simplified expression of \((4^3)(\frac{4^4^0x^4}{3^2x^2y^2})\) is \(\frac{4^7x^2}{3^2y^2}\)

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The maximum number of points on the convex hull of a set of 100 points inside a square is 4.

A Convex Hull is defined as  the smallest convex polygon which contains all the points in a set.

Since the points are inside a square, which means : the convex hull must be a subset of the square's boundary. The boundary of the square has 4 sides, so the maximum number of points on the convex hull is 4.

In Square , the number of points on the convex hull is a function of the distribution of the points and the shape of the region in which they are located.

Therefore , the maximum number of points on the convex hull of a set of 100 points inside a square is 4.

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Answer:

7

Step-by-step explanation:

7-7=0 and this cannot happen in the denominator

Answer:

Step-by-step explanation:

7 cannot as 7-7=0 and 0 cant be in denominator

0 works

-7 works

4 works

i think

Answer:

C: in terms of the number of books, m, she orders.

Step-by-step explanation:

Based on the vertical line test, y is not a function of x in the given graph because the line drawn intercepts the graph at two points.

The vertical line test is used to test whether a relation that is graphed is a function or not.

To conduct the vertical line test, a vertical line is drawn to cut through the graph that represents a relation. If the line intersects the graph at exactly one point, then it is a function. If the line intersects the graph at more than one point, then the graph does not represent a function.

The image attached below shows the vertical line test. The line intercepts the graph at two points, therefore, the relation that is represented by the graph is not a function.

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The missing length in the triangle is 56 cm.

Two triangles are said to be similar if their corresponding angles are congruent and the corresponding sides are in proportion .

Let us form a proportional equation to find the value of missing length

p/21 = 24/9

Apply cross multiplication

9p=21×24

9p=504

Divide both sides by 9

p=56

Hence, the missing length in the triangle is 56 cm.

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Answer:

20

Step-by-step explanation:

there r 24 cookies

5/6 of 24 is 20 because 24/6 is 4 and 4*5 is 20

Answer:

20 oatmeal cookies

Step-by-step explanation:

If it is 6ths then divide 24 by 6 which is 4 and multiply 5 by 4 which is 20

Answer:

What do u need help with?

Please type/share

Answer:

Step-by-step explanation:

The first three terms of the arithmetic sequence for the number of words written are 10010, 9760, 9510. These have a common difference of 9760-10010 = -250. The first term and common difference can be used to make the explicit equation for the words written on the n-th day.

The explicit formula for the n-th term of an arithmetic sequence with first term a₁ and common difference d is ...

  \(a_n=a_1+d(n-1)\)

For first term a₁ = 10010 and common difference d = -250, the explicit rule is ...

  \(a_n=10010-250(n-1)\)

On day 14, n=14, and the number of words written is ...

  \(a_{14}=10010-250(14-1)\\\\a_{14}=10010-250(13)=10010-3250\\\\a_{14}=6760\)

The writer would write 6760 words on the 14th day.

Answer:

x=8

Step-by-step explanation:

Angle bisector means it cute the big angle into two equal, smaller angles (like cutting a piece of cake in half)

therefore, you can set both smaller angles equal to each other, then solve for x

4x+1=33   Subtract 1 from both sides

4x=32      Divide both sides by 4

x=8

You'll get it, keep studying! :)

To find the value of r in the equation 690 = (200*(1-(1+r)^12)/r) + (1000/(1+r)^12), we need to solve the equation for r.

In order to solve this equation algebraically, we can start by simplifying it. First, let's simplify the expression (1-(1+r)^12)/r by multiplying both the numerator and denominator by (1+r)^12 to eliminate the fraction. This yields (1+r)^12 - 1 = r.

Now, we can rewrite the equation as 690 = 200*((1+r)^12 - 1)/r + 1000/(1+r)^12.

To further simplify the equation, we can multiply both sides by r to eliminate the fraction. This gives us 690r = 200*((1+r)^12 - 1) + 1000.

Expanding (1+r)^12 - 1 using the binomial theorem, we can simplify the equation further and solve for r using numerical methods or a graphing calculator.

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The rate which the mulch is being applied is 250,000 cm^3/cm^2

The statement is given as

Rita is applying 250,000 cm^3 of mulch per m^2 of the garden space

This means that the rate is

Rate = Volume of mulch/Area of garden space

Substitute the known values in the above equation

So, we have

Rate = 250,000 cm^3/cm^2

Hence, the rate which the mulch is being applied is 250,000 cm^3/cm^2

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Answer:

Here,

(cosθ + sinθ/sinθ) – (cosθ – sinθ/cosθ) = secθ cscθ

Now, Cross Multiplication

(cosθ + sinθ/sinθ) – (cosθ – sinθ/cosθ) = secθ cscθ

cosθ(cosθ + sinθ) – sinθ(cosθ – sinθ)/sinθ cosθ

cos²θ + sinθ cosθ – sinθ cosθ + sin²θ/sinθ cosθ

cos²θ + sin²θ/sinθ cosθ

Here, we know the identity

cos²θ + sin²θ = 1

So,

cos²θ + sin²θ/sinθ cosθ can be written as

1/sinθ cosθ

Here, we also know the identity

1/sinθ = cscθ

1/cosθ = secθ

1/sinθ cosθ can be written as

secθ cscθ

= L.H.S

Hence Proved!!

-TheUnknownScientist 72

(x+1) & (x-5) are the factors of given equation.

The given Equation is,

x3- \(3x^{3}\) - 9

Here, If we substitute x =5, in the given equation, then we find

     (5)3 - 3(5)3 - 9*5 -5 = 0

x-5 is factor of given equation to find another factor dividing given equation by x-5

    we will get =(x2+2x+1) after dividing the equation by x - 5

Hence x3- \(3x^{3}\) - 9 =(x2+2x+1) (x-5)

                            =(x+2)2 (x-5)

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Answer:

Sure! A common fraction would be 7/10, because it is the simplest form that we can have of .7 in a fraction form.

Two students using the same piece of glassware may not have the exact same measurement.

While the same glassware provides a consistent measuring tool, variations in the students' measurement techniques, environmental conditions, and inherent limitations of the glassware can lead to differences in the obtained measurements.

Factors such as parallax errors, variations in reading techniques, and differences in the precision of the measuring instrument can all contribute to variations in measurements.

Additionally, small imperfections in the glassware, such as scratches or irregularities, can affect the accuracy of the measurement. These imperfections may cause slight variations in the volume or capacity being measured.

To minimize discrepancies, it is important for students to follow proper measurement techniques, ensure accurate calibration of the glassware, and consider potential sources of error.

By adhering to standardized procedures and using precise measurement techniques, students can aim to obtain measurements that are as consistent and reliable as possible.

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Answer:

6 1/2 inches

Step-by-step explanation:

If it is 1/2 an inch per hour, and it burns for 5 hours, you will multiple to find the amount of inches burned.

5 hours x 1/2 in./hour = 2.5 inches burned in five hours

Then subtract the total burned from 9.

9 - 2.5 = 6.5

If the two angles shown are equal, the u and v are parallel.

So set the angles equal to each other, solve for x.

6x + 14 = 80

6x = 80-14

6x = 66

x = 11

So if x = 11, then lines u and v will be parallel.

Answer: X=11 because 80-14=66 and 66/6 is 11

Answer:

10

Step-by-step explanation:

\(x+70=16(5)\\\\x+70=80\\\\x=10\)

Therefore, the number is 10

If one of the zeros in the quadratic polynomial is 4, then the value of k is 3.

A polynomial is a mathematical expression made up of coefficients and indeterminates that uses only the operations addition, subtraction, multiplication, and powers of positive integers of the variables. x2 4x + 7 is an illustration of a polynomial with a single indeterminate x. A polynomial is a mathematical expression that only uses the operations addition, subtraction, multiplication, and non-negative integer exponentiation of variables. Variables are also known as indeterminates in mathematics.

Here,

4 is a root/zero of polynomial

P(x)  =   (k-2) x²  - 2 x  - (k+5)

P(4) = 0

(k - 2) 4²  - 2 * 4 - (k+5)  = 0

15 k - 45 = 0  

k = 3

The value of k if 4 is one of the zeros of the quadratic polynomial is 3.

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Complete question:

If one of the zeros of a quadratic polynomial(k-2)x^2-2x-(k+5) is 4 , find value of k.

Answer:

y = 5x + 4

Step-by-step explanation:

Equation of a line passing through a point (x', y') and having slope 'm' is represented by,

y - y' = m(x - x')

If the point through which the given line is passing is (0, 4) and slope of the line is '5'

Equation of the line will be

y - 4 = 5(x - 0)

y = 5x + 4

Therefore, equation of given line is y = 5x + 4

Answer:

y=4x-1

Step-by-step explanation:

This is right i promise, also add me on ig melanin_.leesha

Answer: x = 36

Step-by-step explanation:

Solve for x by simplifying both sides of the equation, then isolating the variable.

x = 36

Step-by-step explanation:

1/4 (x-8) =7

times both sides by 4

x-8=28

add 8 to both sides

x=36

The decimal approximation of the radical expression is 11.446/∆x which is the value found using ∆y ≈ f^1(x)∆x.

Given that ∆y ≈ f^1(x)∆x√131, we need to find the decimal approximation of the radical expression, √131. Using ∆y ≈ f^1(x)∆x√131, we can rewrite the given equation as ∆y = f^1(x)∆x√131.

Let us find the decimal approximation of the radical expression, √131. Using a scientific calculator, we get √131 ≈ 11.445523142259598. Therefore, the decimal approximation of the radical expression, √131, is 11.446 (approx).

Now, let's find the value found using ∆y ≈ f^1(x)∆x. Substituting the values in the equation, ∆y = f^1(x)∆x√131, we get ∆y ≈ 11.445523142259598 f^1(x)∆x.

On rearranging the above equation, we get f^1(x) ≈ ∆y/∆x√131. Rounding the value to three decimal places, we have f^1(x) ≈ 11.446/∆x.

Hence, the value found using ∆y ≈ f^1(x)∆x is 11.446/∆x (approx).

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The penicillin concentration, in micro-grams per milliliter, in the patient’s bloodstream t minutes after the penicillin injection is modeled by the function p defined by p(t) = 200b^t/5. If p approximates the values in the table to within 10 micro-grams per milliliter, what is the value of b, rounded to the nearest tenth?

So, the function that is given to us in the problem statement is:

p(t) = 200 x b^(t/5)

And we must find the value of b in the above function.

As we can see, three variables are involved: p of t, b, and t. Now, if we want to find the value for b, we need to see numbers to plug in, in place of p of t (p(t)) and t.

The values for p(t) and t can be found in the given graph. The X-axis is for the values of t, whereas the Y- axis shows the values of p(t). We can take any of the points identified on the graph, write its x and y coordinates in the equation, p(t) = 200 x b^(t/5), and solve it.

(The image of the graph and the table is attached with the answer at the bottom)

Let us say we take % on X-axis, then the value on Y-axis will be 150.

(X, Y) = (5, 150)

since X - axis = t

Y -axis = 150

Then,

p(t) = 200 x b ^ (t / 5)

150 = 200 x b ^ (5 / 5)

No value for b; this is because we are solving this equation for b.

150 = 200 x b ^ 1

150 = 200 x b    ( 2^1 = 2)

150 = 200b

b = 152 / 200

b = 0.8

Fractions can be rewritten as 76/100 or its decimal equivalent, 0.76. This value is 0.8. Other rows in the table also show b values rounded to the nearest 0.8. Therefore, the value of b rounded to two decimal places is 0.8. Either 0.8 or the equivalent fractions 4/5 or 8/10 can be griddle as the correct answer.

Complete Question:

The penicillin concentration, in micro-grams per milliliter, in the patient’s bloodstream t minutes after the penicillin injection is modeled by the function p defined by p(t) = 200b^t/5. If p approximates the values in the table to within 10 micro-grams per milliliter, what is the value of b, rounded to the nearest tenth?

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The Solomon four-group design includes two control groups: one that is not pretested and does not receive treatment, and another that is not pretested but receives treatment.

In the Solomon four-group design, there are two treatment groups and two control groups. The purpose of this design is to examine the interaction effect between pretesting and treatment.

The first control group does not receive any treatment, while the second control group also does not receive treatment but is pretested. These two control groups help to measure the impact of pretesting on the dependent variable.

The two treatment groups receive the treatment being studied, with one group being pretested and the other group not being pretested. By comparing the pretested and non-pretested treatment groups, researchers can determine if there is an interaction effect between pretesting and the treatment.

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