The expression for the nth term of the provided sequence can be expressed as 1 + (2ⁿ - 1) / 2ⁿ where n is the term number starting from 1
how to determine the nth term?The given sequence seems to follow a pattern where the numerator of each fraction doubles and subtracts 1 from the result. Let's analyze the pattern further:
1 + 1/2 = 1 + (2¹ - 1)/2¹ = 1 + (2 - 1)/2 = 1 + 1/2
1 + 3/4 = 1 + (2² - 1)/2² = 1 + (4 - 1)/4 = 1 + 3/4
1 + 7/8 = 1 + (2³ - 1)/2³ = 1 + (8 - 1)/8 = 1 + 7/8
1 + 15/16 = 1 + (2⁴ - 1)/2⁴ = 1 + (16 - 1)/16 = 1 + 15/16
1 + 31/32 = 1 + (2⁵ - 1)/2⁵ = 1 + (32 - 1)/32 = 1 + 31/32
We observe that the numerator follows a pattern where it is equal to 2 raised to the power of the term number minus 1. The denominator remains constant at 2 raised to the power of the term number. Therefore, the general term of the sequence can be expressed as:
1 + (2ⁿ - 1)/2ⁿwhere n represents the term number in the sequence.
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EASYY ASAPPP!!!!!!
Include 3 examples of each vertical, horizontal, and oblique lines of symmetry that you can find in your house. List them below
Answer:
fridge. door. cabinet. Each line goes from bottom right to top left
Step-by-step explanation:
Let Q(x, y) denote the statement "x is the capital of y." What are these truth values ? a) Q(Denver, Colorado) b) Q(Detroit, Michigan) c) Q(Massachusetts, Boston) d) Q(New York, New York)
The truth values of the statement are
a) Q(Denver, Colorado) is true
b) Q(Detroit, Michigan) is false
c) Q(Massachusetts, Boston) is true
d) Q(New York, New York) is false
In this case, we are considering statements of the form "x is the capital of y," where x and y are specific places. These statements can have different truth values, depending on whether they are true or false. Let's explore the truth values of some specific examples.
a) Q(Denver, Colorado)
This statement asserts that Denver is the capital of Colorado. Is this true or false? Well, the capital of Colorado is actually Denver, so this statement is true. Therefore, the truth value of Q(Denver, Colorado) is true.
b) Q(Detroit, Michigan)
This statement asserts that Detroit is the capital of Michigan. Is this true or false? Actually, Lansing is the capital of Michigan, not Detroit. Therefore, this statement is false. The truth value of Q(Detroit, Michigan) is false.
c) Q(Massachusetts, Boston)
This statement asserts that Boston is the capital of Massachusetts. Is this true or false? Yes, Boston is indeed the capital of Massachusetts, so this statement is true. The truth value of Q(Massachusetts, Boston) is true.
d) Q(New York, New York)
This statement asserts that New York is the capital of New York. Is this true or false? Actually, Albany is the capital of New York, not New York City. Therefore, this statement is false. The truth value of Q(New York, New York) is false.
So, as we can see, the truth values of these statements depend on the specific relationships between x and y. When x is indeed the capital of y, the statement Q(x, y) is true, and when x is not the capital of y, the statement is false.
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A movie theater is attracting customers with searchlights. One circular searchlight has a
radius of 2 feet. What is the searchlight's circumference?
Use 3.14 for л. If necessary, round your answer to the nearest hundredth.
The nearest hundredth, we get:
C ≈ 12.56 feet.
What is the value of 2r of a circle?Circle circumference (or perimeter) = 2R
where R denotes the circle's radius. 3.14 is the approximate (up to two decimal points) value of the mathematical constant. Again, Pi () is a special mathematical constant that represents the circumference to diameter ratio of any circle.
The circumference of a circle is calculated as follows:
C = 2πr
where C is the circumference, (pi) is a constant close to 3.14, and r is the radius of the circle.
When the given values are substituted, the following results are obtained:
C = 2(3.14)(2) \s= 12.56
We get the following when we round to the nearest hundredth:
C ≈ 12.56 feet.
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The difference between interest in 3years. at 7% and 5%p.a of a sum of money is 30 Find the sum
Answer:
Step-by-step explanation:
Let the sum of money be x.
S.I. at 7% p.a. = x*7*3/100
S.I. at 5% p.a. = x*5*3/100
According to Question,
x*7*3/100 - x*5*3/100 = 30
21x/100 - 15x/100 = 30
6x/100 = 30
x = 500
Hence, the sum of money is Rs.500.
Suppose triangle ABC will be dilated using the rule D Subscript Q, two-thirds.
Point Q is the center of dilation. Triangle A B C is 6 units away from point Q. The length of A B is 3, the length of B C is 7, and the length of A C is 8.
What will be the distance from the center of dilation, Q, to the image of vertex A?
2 units
3 units
4 units
6 units
The distance from the center of dilation, Q, to the image of vertex A will be 4 units.
According to the given rule of dilation, D subscript Q, two-thirds, the triangle ABC will be dilated with a scale factor of two-thirds centered at point Q.
Since point Q is the center of dilation and the distance from triangle ABC to point Q is 6 units, the image of vertex A will be 2/3 times the distance from A to Q. Therefore, the distance from A' (image of A) to Q will be (2/3) x 6 = 4 units.
By applying the scale factor to the distances, we can determine that the length of A'B' is (2/3) x 3 = 2 units, the length of B'C' is (2/3) x 7 = 14/3 units, and the length of A'C' is (2/3) x 8 = 16/3 units.
Thus, the distance from the center of dilation, Q, to the image of vertex A is 4 units.
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Or dylan, an nfl running back, rushed for an average of 88 yards per game this season, which is 20% lower than his average was last season. what was his average then?
A European swallow flies about 11 meters in 1 second.
How many kilometers could it fly in 15 minutes?
Answer:
9.9km
Step-by-step explanation:
11m times 60 seconds 660 m a minute 660m times 15 minutes 9900m per15 min 9900m divideded by 1000 9.9 km
there are 1000 meters in a kilometer
Why \(\lim _{x\to -3}\left(x^2-2x+4\right)\) is 19 and not 1??? I don't understand how lim x to -3 (x^2) become 9 and not -9???
PLEASEEEEEEEEEEEEE
The quadratic is continuous over its entire domain, which is to say we can evaluate the limit by direct substitution:
\(\displaystyle \lim_{x\to-3} (x^2 - 2x + 4) = (-3)^2 - 2(-3) + 4 = 9 + 6 + 4 = \boxed{19}\)
You are mistaking (-3)² for -3². They are not the same number.
(-3)² = (-1 × 3)² = (-1)² × 3² = 1 × 9 = 9
-3² = -1 × 3² = -1 × 9 = -9
The height of a triangle is 6 inches. The area of the triangle is 45 square inches. What is the length of the triangle’s base?
Answer:
15 in
Step-by-step explanation:
(basexheight)/2=area
basex6=45x2
base=45/3
base=15
Answer:
15
Step-by-step explanation:
A if Triangle= 0.5×(b×h)
0.5×(b×6)=45
b×6=45÷0.5
b×6=90
b=90/6=15
in the graph of the simple linear regression equation, the parameter ß 1 is the _____ of the true regression line.
In the graph of the simple linear regression equation, the parameter ß1 is the slope of the true regression line.
The simple linear regression equation represents a linear relationship between a dependent variable and an independent variable. It can be written as y = ß0 + ß1x, where ß0 is the intercept and ß1 is the slope of the regression line.
The slope (ß1) determines the rate of change in the dependent variable (y) for each unit change in the independent variable (x). It represents the steepness or inclination of the regression line. The sign of ß1 indicates whether the line has a positive or negative slope, indicating the direction of the relationship between the variables.
Thus, in the context of the simple linear regression equation, the parameter ß1 is the slope of the true regression line.
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Cross multiply to determine whether the fractions are equivalent.
Answer:
E
Step-by-step explanation:
28=28
14*2=28
4*28
they are both equal
Show that w is in the subspace of R4 spanned by V1, V2, and V3, where these vectors are defined as follows. 1 -4 -9 -4 6 3 5 W= -2 - 1 - 1 -2 4 11 -8 - 15 To show that w is in the subspace, express was a linear combination of V1, V2, and V3. Select the correct answer below and, if necessary, fill in any answer boxes to complete your choice. O A. The vector w is in the subspace spanned by V1, V2, and V3. It is given by the formula w= (v1+ 2+ 3. (Simplify your answers. Type integers or fractions.) B. The vector w is not in the subspace spanned by V1, V2, and V3.
To show that w is in the subspace of R4 spanned by V1, V2, and V3, we need to find constants c1, c2, and c3 such that:
w = c1V1 + c2V2 + c3V3
We can write this as a matrix equation:
| 1 -4 -9 -4 | | c1 | | -2 |
| 6 3 5 1 | x | c2 | = | -1 |
| 2 4 11 -8 | | c3 | | -1 |
| -15 7 22 -14 | | -2 |
We can solve this system of equations using row reduction:
| 1 -4 -9 -4 | | c1 | | -2 |
| 6 3 5 1 | x | c2 | = | -1 |
| 2 4 11 -8 | | c3 | | -1 |
| -15 7 22 -14 | | -2 |
R2 = R2 - 6R1
R3 = R3 - 2R1
R4 = R4 + 15R1
| 1 -4 -9 -4 | | c1 | | -2 |
| 0 27 59 25 | x | c2 | = | 11 |
| 0 12 29 -16 | | c3 | | 3 |
| 0 -23 67 -59 | | -32 |
R4 = R4 + 23R2
| 1 -4 -9 -4 | | c1 | | -2 |
| 0 27 59 25 | x | c2 | = | 11 |
| 0 12 29 -16 | | c3 | | 3 |
| 0 0 174 -294 | | 225 |
R3 = R3 - (12/27)R2
R4 = (1/174)R4
| 1 -4 -9 -4 | | c1 | | -2 |
| 0 27 59 25 | x | c2 | = | 11 |
| 0 0 -1 22/3 | | c3 | | -13/3 |
| 0 0 1 -98/87 | | 25/58 |
R1 = R1 + 4R3
R2 = R2 - 59R3
R4 = R4 + (98/87)R3
| 1 0 -13 -10/3 | | c1 | | 21/29 |
| 0 27 0 -2119/87 | x | c2 | = | 2238/87 |
| 0 0 1 -98/87 | | c3 | | 25/58 |
| 0 0 0 1390/2391 | | 1009/2391 |
R1 = R1 + (13/1390)R4
R2 = (1/27)R2
R3 = R3 + (98/1390)R4
| 1
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Find the equation of the line that contains the point (-1,-7) and is parallel to the line 6x+5y=11. Write the equation in slope-intercept form, if possible.
Answer:
y=-1.2x-8.2
Step-by-step explanation:
the equation for the slope is mx+b=y so 6x+5y=11 is the same as 5y=11-6x and that is the same as y=11/5-6/5x. we know the slope is -6/5 and so the y intercept of the line is -7+(-6/5)=-8.2. then the answer is y=-1.2x-8.2
Answer:
y = -6/5x - 41/5
BRAINLIEST, PLEASE!
Step-by-step explanation:
y = 11/5 - 6/5x
slope = -6/5
y = -6/5x + b
(-1, -7)
-7 = 6/5 + b
b = -35/5 - 6/5
b = - 41/5
The expression on the left side of an equation is shown below. Negative 4 (x minus 2) + 5 x = box If the equation has no solution, which expression can be written in the box on the other side of the equation? 2(x + 4) – x x + 8 4(x + 2) – 5x x
Answer:
the correct answer is d
Step-by-step explanation:
the answer is d because most of the time when you take an eqation like -4(x-2)+5x and you flip some of the signs it changes the outcome
so x changes the eqation then when you siplify both sides you get
x+8
and
x
so x+8=x that has no solution to the eqation
all of the others come out to x+8 and the will all create infininte solutions other than d
The expression can be written on the other side of the equation is x+8.
What is an expression?An expression is a combination of terms that are combined by using mathematical operations such as subtraction, addition, multiplication, and division.
The given expression is -4(x-2)+5x.
Here, the expression can be simplified as
-4(x-2)+5x
= -4x+8+5x
= x+8
Hence, the expression can be written on the other side of the equation is x+8.
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fully simplify only sing positive exponents:
3xy^2/9x^8y^6
Answer:
Step-by-step explanation:
3/9 = 1/3
xy^2/x^8y^6 = 1/x^(8-1)y^(6-2) = 1/x^7y^4
therefore, 1/3x^7y^4
What is the following product?
3v2(5v6-7v3)
Answer:
\(3v^2\left(5v^6-7v^3\right)=15v^8-21v^5\)
Step-by-step explanation:
Given the expression
\(3v^2\left(5v^6-7v^3\right)\)
Apply the distributive law
\(a\left(b-c\right)=ab-ac\)
\(a=3v^2,\:b=5v^6,\:c=7v^3\)
\(=3v^2\cdot \:5v^6-3v^2\cdot \:7v^3\)
\(=3\cdot \:5v^6v^2-3\cdot \:7v^3v^2\)
\(=15v^8-21v^5\)
Thus, we conclude that
\(3v^2\left(5v^6-7v^3\right)=15v^8-21v^5\)
Prove using rules of inference 1. If the band could not play rock music or the refreshments were not delivered on time, then the New Year's party would have been canceled and Alicia would have been angry. If the party were canceled, then refunds would have had to be made. No refunds were made. Therefore the band could play rock music. 2. If you are not in the tennis tournament, you will not meet Ed. If you aren't in the tennis tournament or if you aren't in the play, you won't meet Kelly. You meet Kelly or you meet Ed. It is false that you are in the tennis tournament and in the play. Therefore, you are in the tennis tournament.
The main answer for the first argument is that we cannot prove that the band could play rock music based on the given premises and rules of inference.
1. Let's assign the following propositions:
- P: The band could play rock music.
- Q: The refreshments were delivered on time.
- R: The New Year's party was canceled.
- S: Alicia was angry.
- T: Refunds were made.
2. The given premises can be expressed as:
(¬P ∨ ¬Q) → (R ∧ S)
R → T
3. To prove that the band could play rock music (P), we need to derive it using valid rules of inference.
4. Using the premises, we can apply the rule of modus tollens to the second premise:
R → T (Premise)
Therefore, ¬R.
5. Next, we can use disjunctive syllogism on the first premise:
(¬P ∨ ¬Q) → (R ∧ S) (Premise)
¬R (From step 4)
Therefore, ¬(¬P ∨ ¬Q).
6. Applying De Morgan's law to step 5, we get:
¬(¬P ∨ ¬Q) ≡ (P ∧ Q)
7. Therefore, we can conclude that the band could play rock music (P) based on the premises and rules of inference.
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N is an integer with -5 < 2n <6
write down all the values of n?
The value of n should be greater than -5/2 and less than 3. So the value of n under the interval (-5/2, 3).
In the given question, n is an integer with -5<2n<6.
We have to write the value of integer.
As we know;
Zero, a positive natural number, or a negative integer denoted by a minus sign are all examples of integers. The inverse additives of the equivalent positive numbers are the negative numbers. A common way to represent the set of integers in mathematical terms is z with bold.
To find the value of integer n we firstly divide the whole inequality by 2.
The given inequality is -5<2n<6.
Divide by 2, we get
-5/2<n<3
Now we can say that the value of n should be greater than -5/2 and less than 3. So the value of n under the interval (-5/2, 3).
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On the cross country team, 7th graders are required to run x number of miles each morning. 8th graders are required to run 15% more then 7th graders which expression represents the number of miles an 8th grader has to run (ALSO I AM NOT A HIGH SCHOOLER IM IN 7TH GRADE )
Answer:
Step-by-step explanation:
7g = x miles
7 grade is x miles
8g = 7g + 15%
8 grad is 15% more than 7 grade
put what 7g is equal to into the 8g equation
8g = x + 15%
The expression represents the no. of miles an 8th grader
has to run 1.15x miles.
What is the percentage?A percentage is a value per hundredth. Percentages can be converted into decimals and fractions by dividing the percentage value by a hundred.
Given, 7th graders are required to run x number of miles, 8th graders are required to run 15% more than 7th graders.
∴ The expression represents the no. of miles an 8th grader has to run is,
= [ x + (15/100)x ] miles.
= x + 0.15x miles.
= 1.15x miles.
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What does => mean in logic?
The comparison operator "≥" in logic means that the number is either greater than or equal to a number , the greater than equal to symbol is used to describe the relationship between two terms .
What is a Comparison Operator ?
The Comparison operator in logic is used to compare logic statements ,such as \(a > b\) or \(a < b\) , by using a , b as variables, the operator compares their values, returns true and false.
The Comparison Operator "≥" , in logic is read as " greater than equal to" , For Example : if the statement is \(a \geq b\) , then if the variable is greater than or equal to b , then the operator will return TRUE and if not then it will return FALSE .
The given question is incomplete , the complete question is
What does the comparison operator "≥"(greater than equal to) mean in logic ?
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To save money for her son's college tuition, Mary invests $98 every month in an annuity that pays 6.1% interest, compounded monthly. Payments will be made at the end of each month. Find the total value of the annuity in 21 years.
Given
Monthly deposit = $98
Rate = 6.1%
Number of years = 21
Find
Total value of the annuity in 21 years.
Explanation
Total value of annuity is given by
\(FV=A[\frac{(1+\frac{r}{m})^{mt}-1}{\frac{r}{m}}]\)where FV is a future value
so ,
\(\begin{gathered} FV=98[\frac{(1+\frac{0.061}{12})^{12\times21}-1}{\frac{0.061}{12}}] \\ \\ \end{gathered}\)now solve this to obtain the future value .
\(\begin{gathered} FV=98\times509.227229162 \\ FV=49904.26 \end{gathered}\)Final Answer
Therefore , the future value is $49904.27
A dolphin swims 6 meters below the surface of the ocean. Then it jumps to a height of 5 meters above the surface of the water. What is the difference between these two distances?
Answer:
11 meters distance.
Step-by-step explanation:
The dolphin went from -6 to positive 5.
-6+11=5
24 shirts cost $259.36. Find the unit rate.
The unit rate for each shirt if 24 shirts cost $259.36 as required to be determined is; $10.81.
What is the unit rate for each shirt?It follows from the task content that the unit rate is to be determined if 24 shirts cost $259.36.
On this note, it follows that; the unit rate is given by the quotient;
Unit rate = Total cost / No. of units
Unit rate = 259.36 / 24
Unit rate = 10.80667.
Ultimately, the unit rate of the shirts as required is; $10.81.
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What is the length of side PQ in this figure?
5
P
R
6
3
O A. 4
OB. 14
O C. 52
OD. 161
Reset
Next
Answer:
c. 52
Step-by-step explanation:
since that triangle QRE is a right angle triangle
therefore QE = root 5²_3² = 4 cm " pythagorean "
since triangle PQE is a right angle triangle
therefore PQ= root 4²+6²= 2 root 13 = root 52
The length of side PQ in the figure given in the task content is; 6.48.
What is the length of side PQ?We are required to determine the length of side PQ;
It follows from Pythagoras theorem that;
5² - 3² = (PQ)² - 6²
(PQ)² = 16 + 36
PQ = √42.
PQ = 6.48
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its graphing linear inequalities
if u can help that would be nice
Answer:
y>_ 5/3x+3 is the answer.
Step-by-step explanation:
One hundred must be raised to what be equal to a million cubed
Answer:
100^9
Step-by-step explanation:
100 to the 9th power because 100^3 equals 1 million. think of it as (100^3)^3
In exercises 21 and 22, find the indicated angle measure. (See photo)
Answer:
42°, 101°
Step-by-step explanation:
These answers come from the angle subtraction postulate.
How many significant figures would this calculation have if it were completed: \[ (9.04-8.23+21.954+81.0) \times 3.1416 \]
A) 3 B)4 C)5 D)6
The calculation \((9.04-8.23+21.954+81.0) \times 3.1416\) would have 4 significant figures.
To determine the number of significant figures in a calculation, we follow the rules for significant figures:
1. Addition and subtraction: The result should have the same number of decimal places as the measurement with the fewest decimal places.
2. Multiplication and division: The result should have the same number of significant figures as the measurement with the fewest significant figures.
Let's break down the calculation step by step:
\(9.04-8.23+21.954+81.0\) yields \(104.764\).
Now, multiplying this result by \(3.1416\) gives \(329.5719744\).
The measurement with the fewest significant figures in the calculation is \(3.1416\), which has 5 significant figures.
According to the rule for multiplication and division, the result should have the same number of significant figures as the measurement with the fewest significant figures. Hence, the result, \(329.5719744\), will be rounded to 4 significant figures.
Therefore, the calculation \((9.04-8.23+21.954+81.0) \times 3.1416\) would have 4 significant figures.
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suppose the point B(2,8) is reflected across the x- axis and then translated according to the rule (x,y)→(y,x+4) what are the coordinates of B? show your work and explain
Answer:
-8,6..............
Step-by-step explanation:
2,8
reflection
2,-8
flip
-8,2
x+4
-8,6
A square has an area of 176 square inches. What is the length of a side of the square, in inches?
Happy Pride Month!
Answer:
a≈13.27
Step-by-step explanation:
Context for variables
a= Side legth
A=Area