Answer:
The answer is 72° I believe
Step-by-step explanation:
Which statements are true for the given geometric sequence? Check all that apply.
The domain is the set of natural numbers.
The range is the set of natural numbers.
The recursive formula representing the sequence is f(x + 1) = Three-halves(f(x )) when f(1) = 4.
An explicit formula representing the sequence is
f(x) = 4(three-halves) Superscript x
The sequence shows exponential growth.
The statements are true for the given geometric sequence.
The domain is the set of natural numbers.
The recursive formula representing the sequence is f(x + 1) = 3/2(f(x )) when f(1) = 4.
The sequence shows exponential growth.
We have given the graph.
What is the geometric sequence?
A geometric sequence is a sequence in which the ratio of every two successive terms is a constant.
The graph is given below we can see that
The domain is the set of natural numbers.
The recursive formula representing the sequence is
f(x + 1) = 3/2(f(x )) when f(1) = 4.
The given graph grows exponentially.
The sequence shows exponential growth
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Answer:
a, c, e
The domain is the set of natural numbers.
The recursive formula representing the sequence is f(x+1) = Three-halves(f(x)) when f(1) = 4
The sequence shows exponential growth.
Step-by-step explanation:
What is the decimal equivalent of 5/4
The answer to your question is 1.25
What is the multiplicative inverse of 1 5/42
Answer:
I'm not to sure
Answer:
inverse of 5/42 = -42/5 = -8 2/5 = -8.4
inverse of 15/42 is flipped -42/5 = -2.8
The decimal steps are;
if 5/42 then show -1/1 = 5/42 = 42/5 = 8 2/5
= 8.4
if 15/42 then -1/1 ÷15/42 = -14/5
= -2.8
Step-by-step explanation:
if the question was 15/42 then we divide by -1 /15/42 = -42 / 15
so we can divide all by -1 or -1/1
The calculation steps are ;
-1/1÷ 15/42
= -1/1×42/15
= -1 × 42 / 1 × 15
= -42/15
The decimal steps are;
if 5/42 then show -1/1 = 5/42 = 42/5 = 8 2/5
= -8.4
if 15/42 then -1/1 ÷15/42 =–14/5
= –2.8
PLEASE HELP These box plots show daily low temperatures for a sample of days in two
different towns.
Town A
15 20
30
40
45
Town B
2
35 40 45 48
0
5
10
15
20
45
50
55
60
25 30 35 40
Degrees (F)
Which statement is the most appropriate comparison of the spreads?
O A. The interquartile range (IQR) for town A, 30°, is less than the IQR
for town B, 46º.
B. The standard deviation for town A, 20°, is greater than the
standard deviation for town B, 10°.
C. The interquartile range (IQR) for town A, 20°, is greater than the
IQR for town B, 10°.
D. The interquartile ranges (IQRs) for towns A and B are both 20°.
Answer: D: The median for town A, 30 Degrees, is greater than the median for town B, 25 Degree.
Step-by-step explanation:
The median means the middle number. Town A median is 30 and Town B median is 25.
Step-by-step explanation:
Answer:
C. The interquartile range (IQR) for town A, 20°, is greater than the IQR for town B, 10°Step-by-step explanation:
The IQR is about middle 50% of data range. This is the difference between Q3 and Q1.
Town A
Q3 = 40, Q1 = 20IQR = 40 - 20 = 20Town B
Q3 = 45. Q1 = 35IQR = 45 - 35 = 10Correct choice is C
evaluate 3+11t -9uwhen t = 9 and u =11
Answer:
3
Step-by-step explanation:
\(3+11t-9u\\\\\rightarrow\boxed{t = 9; u = 11}\\\\3+11(9)-9(11)\\\\3+99-99\\\\102-99\\\\\boxed{3}\)
Hope this helps.
Tell me. The answer guys
ok
the answer is 42
:)
You have $20 to spend on pizza. It costs $16 plus $1.25 for each additional topping, tax included. a) Write an inequality to determine the maximum number of toppings the pizza can have. b) Solve the inequality from part a. c) Use your answer to decide how many toppings you can get on your pizza. *You can't get part of a topping!
Answer:
3 toppings??, sorry if its wrong im confused on the last part (c)
Step-by-step explanation:
16+1.25x≥20
-16 -16
1.25x ≥4
1.25 ≥ 1.25 4/1.25=
x ≥ 3.2
my question is in the picture
Answer:1
Step-by-step explanation:
Find the 4 terms in the sequence given \(an=n^2+4\)
Answer:
a₁ = 5
a₂ = 8
a₃ = 13
a₄ = 20
Step-by-step explanation:
Given sequence formula
aₙ = n² + 4
Requirement of the question
Find the 4 terms in the sequence
Substitute 4 values into the sequence formula
a₁ = (1)² + 4 = 1 + 4 = \(\Large\boxed{5}\)
a₂ = (2)² + 4 = 4 + 4 = \(\Large\boxed{8}\)
a₃ = (3)² + 4 = 9 + 4 = \(\Large\boxed{13}\)
a₄ = (4)² + 4 = 16 + 4 = \(\Large\boxed{20}\)
Hope this helps!! :)
Please let me know if you have any questions
let x1, x2 ..., x100 all be independent bernoulli variables, which take a value of 1 with probability 0.5
Using the normal approximation to the binomial, there is a 0.9713 = 97.13% probability that the sum of these variables is less than 60.
What is the missing information?This problem is incomplete, but researching it on a search engine, it asks the probability that the sum of these Bernoulli variables is of less than 60.
Normal Probability DistributionThe z-score of a measure X of a normally distributed variable with mean \(\mu\) and standard deviation \(\sigma\) is given by:
\(Z = \frac{X - \mu}{\sigma}\)
The z-score measures how many standard deviations the measure is above or below the mean. Looking at the z-score table, the p-value associated with this z-score is found, which is the percentile of X.The binomial distribution is the probability of x successes on n trials, with p probability of a success on each trial. It can be approximated to the normal distribution with \(\mu = np, \sigma = \sqrt{np(1-p)}\).The binomial distribution is a series of n Bernoulli trials with p probability of a success on each trial, hence the parameters for the binomial distribution are given as follows:
n = 100, p = 0.5.
The mean and the standard deviation are given by:
\(\mu = np = 100(0.5) = 50\).\(\sigma = \sqrt{np(1-p)} = \sqrt{100(0.5)(0.5)} = 5\)Using continuity correction, the probability that the sum is less than 60 is P(X < 59.5), which is the p-value of Z when X = 59.5, hence:
\(Z = \frac{X - \mu}{\sigma}\)
Z = (59.5 - 50)/5
Z = 1.9
Z = 1.9 has a p-value of 0.9713.
Hence there is a 0.9713 = 97.13% probability that the sum of these variables is less than 60.
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Midpoint of (-2,-4) and (2,1)
Factor this expression completely
-21x + 28
Answer:
NICE
Step-by-step explanation:
One root of a third degree polynomial function f(x) is –5 + 2i. Which statement describes the number and nature of all roots for this function? f(x) has two real roots and one complex root. f(x) has two complex roots and one real root. f(x) has three complex roots. f(x) has three real roots.
Answer:
B.
Step-by-step explanation:
f(x) has two complex roots and one real root.
The solution is Option B.
f(x) has two complex roots and one real root
The equation f ( x ) has 2 complex roots and one real root
What is an Equation?
Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.
It demonstrates the equality of the relationship between the expressions printed on the left and right sides.
Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.
Given data ,
Let the equation be expressed as f ( x )
Now , the solution of the f ( x ) will be a third degree polynomial
So , the total number of roots for the equation is 3 roots
One root of a third degree polynomial function is -5+2i
So , another complex root will be -5-2i
The second root will be the conjugate of the complex root
So , the conjugate of the complex number a + ib is a - ib
So , the first root is -5 + 2i
The second root is -5 - 2i
And the third root is a real number root
Therefore , the 3 roots of the equation are -5 + 2i , -5 - 2i and a real root
Hence , The equation f(x) has two complex roots and one real root
The equation f ( x ) has 2 complex roots and one real root
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if you deposit $2000 in an account that pays 6.5% annual interest compounded continuously, what is the balance after three years
Answer:
429.34
Step-by-step explanation:
I know trust me
A radio transmission tower is 160 feet tall. How long should a guy wire be if it is to be attached 13 feet from the top and is to make an angle of 29\deg with the ground? Give your answer to the nearest tenth of a foot.
x = 147 / 0.5446 ≈ 270.2 ft
To find the length of the guy wire for a radio transmission tower, trigonometry concepts are applied. Given a tower height of 160 feet, with the wire attached 13 feet from the top and making an angle of 29° with the ground, we can solve for the length of the guy wire, represented by x.
Using the Pythagorean theorem and considering the right triangle formed by the tower height, the wire attachment point, and the ground, we can set up the equation:
x = √((160 - 13)² + x²)
Next, we apply the tangent function to the given angle:
tan(29°) = (160 - 13) / x
Simplifying, we have:
0.5446 = 147 / x
To solve for x, we rearrange the equation:
x = 147 / 0.5446 ≈ 270.2 ft
Rounding to the nearest tenth of a foot, the length of the guy wire required is approximately 270.2 feet. This wire is attached 13 feet from the top of the tower and makes a 29° angle with the ground.
Trigonometry plays a crucial role in solving real-world problems involving angles and distances. It provides a mathematical framework for calculating unknown values based on known information, enabling accurate measurements and constructions.
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The scale drawing can be used to approximate the area of a bulletin board. There are 100 pushpins in the area shown. What is the density of the pins on the board? Round to the nearest tenth.
This can be calculated by dividing the total number of pushpins by the area of the bulletin board. The correct answer is 87.5 pins/ft².
What is area?It is calculated by multiplying the length of a surface by its width, and is typically measured in square units such as square meters or square feet.
Since the area of the bulletin board is given on the scale drawing, it can be determined by first calculating the length and width of the board using the given points.
The length of the board is 3.5 - 0 = 3.5 ft and the width of the board is 2.5 - 0 = 2.5 ft.
Therefore, the area of the bulletin board is 3.5 x 2.5 = 8.75 ft².
To calculate the density of pins, the total number of pins (100) is divided by the area (8.75 ft²) to get a density of 87.5 pins/ft².
This is rounded to the nearest tenth, which makes the answer 87.5 pins/ft².
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Answer:
Step-by-step explanation:11.4pins/ft^2
what is the range of the function y = 2sin x?
The range of the function y = 2sin(x) is the set of all possible values that the function can take. The range of the function y = 2sin(x) is [-2, 2].
In trigonometry, the sine function can be defined as the ratio of the length of the opposite side to that of the hypotenuse in a right-angled triangle. The sine function, sin(x), has a range between -1 and 1, inclusive. When we multiply the sine function by 2, as in the case of y = 2sin(x), the range is expanded.
Multiplying the range of sin(x) [-1, 1] by 2 gives us the range of 2sin(x), which is [-2, 2].
Therefore, the range of the function y = 2sin(x) is [-2, 2].
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i need help solving this
Which recursive formula defines the sequence of f(1)=6, f(4)=12, f(7)=18
The recursive formula for this sequence is f(n) = f(n-3) + 6n - 18.
How did get the formula?We can use the method of finite differences to find a possible recursive formula for this sequence.
First, let's compute the first few differences:
f(4) - f(1) = 6
f(7) - f(4) = 6
Since the second differences are zero, we can assume that the sequence is a quadratic sequence. Let's write it in the form f(n) = an^2 + bn + c. We can solve for the coefficients using the given values:
f(1) = a(1)^2 + b(1) + c = 6
f(4) = a(4)^2 + b(4) + c = 12
f(7) = a(7)^2 + b(7) + c = 18
Solving for a, b, and c, we get:
a = 1
b = 5
c = 0
Therefore, the recursive formula for this sequence is f(n) = f(n-3) + 6n - 18.
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Use the drawing tools to form the correct answer on the graph.Plot function g on the graph.[6,-7
Kindly, check below
1) As we can see, this is a piecewise function. So, let's plot that accordingly to each interval.
2) So, we can represent that this way:
Note that the open dot does not include the endpoint. And closed dots include the endpoints.
Thus, this is the answer.
A semi trailer is being packed with boxes that are 1 1/2 feet on each edge. the cargo space of the trailer is 28 feet long, 8 1/3 feet wide, and 9 1/6 feet high. what is the maximum number of boxes that will fit inside the trailer?
The number of boxes that can fit are = 646 boxes
given,
What is difference cube and cuboid?The key difference between cube and cuboid is: a cube has six square-shaped faces of the same size but a cuboid has rectangular faces. Although both cube and cuboid looks the same in structure they have a few different properties based on edge-length, diagonals and faces.
sides of trailer are - \(28f, 8\frac{1}{3} f, 9\frac{1}{6} f\)
side of box = \(1\frac{1}{2}\) f
Now,
Volume of the Trailer = Length × Breadth × Height
= 28 × 17/2 × 55/6
= 2181.6 f
Volume of Box = a× a× a
= 3/2 × 3/2 × 3/2
= 27/8
= 3.375 f
No of Boxes = \(\frac{Volume of trailer}{Volume of box}\)
= 2181.6 / 3.375
= 646.4 or 646 Boxes
So It can fit 646 Boxes inside it
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In the number 3.9928, how does the value of the 9 in the tenths place compare to the value of the 9 in the hundredths place?
Answer:
the 9 in the tenths place is 10 times more than the one in the hundredths place
Step-by-step explanation:
Given that
There is a number i.e. 3.9928
Here we need to compare the value of the 9 in the tenth place to the value of the 9 in the hundredth place
The 9 in the tenth place has a value of 0.9
And, The value of 9 in the hundredth place contains a value of 0.09
So,
= 0.09 ÷ 0.9
= 0.1
= 1 ÷ 10
For every 7 push-ups Dulce can do, Sara can do 6. If Ducle did 28 push-ups during gym class, how many push-ups did sara do?
The number of push-ups did sara did during gym class if for every 7 push-ups Dulce can do, Sara can do 6 is 24 push ups.
How to solve ratio?Number of push ups Dulce can do : number of push ups Sara can do
Let
number of push ups Sara does = x
7 : 6 = 28 : x
7/6 = 28/x
cross product
7 × x = 28 × 6
7x = 168
divide both sides by 7
x = 168/7
x = 24
Therefore, Sara does 24 push ups during the gym class.
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The population of Oregon is about 4,000,000 what is the order of magnitude of this number? A) 6 B) 4 C) 3 D) 7
Answer:
A
Step-by-step explanation:
Here, we are tasked with finding the order of magnitude.
What we are basically asked here is to write the number in powers of ten.
Thus
4,000,000 = 4 * 10^6
We can see that 10 is raised to the power of six here and thus we can say that the order of magnitude here is simply 6
an unfair coin has probability 0.3 of landing heads. the coin is tossed three times. what is the probability that it lands heads at least once? round the answer to four decimal places.
An unfair coin has probability 0.3 of landing heads. the coin is tossed three times. The probability that it lands heads at least once is 0.657
The probability of getting a head = 0.3
Probability of not getting a head = 1- 0.3 = 0.7
Probability of getting at least one head in three tosses = 1 - probability of getting no head in 3 tosses
Since, the outcome of each toss is independent,
Probability of getting no head in 3 tosses = 0.7 * 0.7 * 0.7 = 0.343
Probability of getting at least one head in three tosses = 1 - 0.343 = 0.657
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Find the value of x so that l//m. State the converse used
For the parallel lines (l//m), the value of x is equal to 25 and the converse used is the alternate exterior angle theorem.
What are parallel lines?Parallel lines simply refers to two (2) lines that always have the same or equal distance apart and never meet.
What is the alternate exterior angle theorem?The alternate exterior angle theorem states that when two (2) parallel lines are cut through by a transversal, the alternate exterior angles that are formed are congruent or angles of equal measure and magnitude.
By applying the alternate exterior angle theorem to parallel lines (l//m), we have:
4x - 13 = 2x + 37
4x - 2x = 37 + 13
2x = 50
x = 50/2
x = 25
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Kelly brought a pair of sneakers for 35.00 she also brought a pile of different laces. Each set of laces,l, costs 3.00. Write a variable expression to show how Kelly could calculate her total cost
Answer:
35+3I
Step-by-step explanation:
35+3I
6 sqrt (x-2) +4 < 28
How do you solve? Btw.. x-2 is under sqrt sign.
Answer:
Step-by-step explanation:
\(6\sqrt{x-2}+4<28\\6\sqrt{x-2}<28-4\\\sqrt{x-2}<\frac{24}{6}\\\sqrt{x-2}<4\\\\x-2 <16\\x<16-2\\x<14x-2 \geq 0\\x\geq 2\\so~2 \leq x < 14\)
gwen is interested in the effect of bananas on the speed and endurance of high school cheerleaders. she recruits 20 cheerleaders from high schools in california. each cheerleader was asked to run as many laps as they could in 20 minutes on a standard 100m track. two weeks later the same cheerleaders were asked to run as many laps as they could in 20 minutes, but were asked to eat a banana 10 minutes prior to starting. the number of laps completed (to the nearest quarter lap) was recorded. what is the sample of this study?
Therefore the answer to the problem is that the sample taken for study is 20 cheerleaders .
What is sample?A sample is a condensed, controllable representation of a larger group. It is a subgroup of people with traits from a wider population. When population sizes are too big for the test to include all potential participants or observations, samples are utilized in statistical testing.
Here,
The sample of this study is the 20 cheerleaders which are taken for study.
Explanation: As the study of banana effect on speed and endurance of high school cheerleaders is been studied on the 20 selected cheerleaders from high schools in california so, as they are only 20 cheerleaders not all cheerleaders from california thus, the sample available is 20 cheerleaders so answer of sample becomes 20 cheerleaders.
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A sandbag is released from a hot air balloon that is 400 ft above the ground. Using the falling object model, h = −16t^2 + s, where h = height in feet, t = time in seconds, and s = initial height in feet, how long will it take for the sandbag to hit the ground? A. 4 seconds B. 5 seconds C. 20 seconds D. 25 seconds
Answer:
B. 5 seconds
Step-by-step explanation:
A graphing calculator shows the answer easily.
__
h(t) = 0 = -16t^2 +400
t = √(400/16) = 5
It will take 5 seconds for the sandbag to hit the ground.