Answer:
12
Step-by-step explanation:
3*2*6 = 36
36/3 = 12
I need help with this question
Well, it's hard to really help because I can't draw a graph on here, but what you can do is make a list of a couple numbers (say -3, -2, -1, 0, 1, 2, and 3), and then use them as values of x to find y. Once you have found y, use those two values as your coordinate to plot your line:
x = -3, y = -3 + 4 = 1, so the coordinate would be (-3, 1).
x = -2, y = -2 + 4 = 2, so the coordinate would be (-2, 2).
]Hope that helps! Can you do the rest?
Consider the following Binomial Experiment: The probability that a cell phone manufactured at Electronics Unlimited is defective is 0.11. If a sample of 8 cell phones is selected at random, what is the probability that at least 1 is defective
The probability that at least 1 ell phone of 8 randomly selected phones is defective will be 0.5577.
We have,
The probability that a cell phone manufactured at Electronics Unlimited is defective i.e. p = 0.11
And,
Total number of phones i.e. n = 8,
Now,
Using the Binomial Probability Distribution,
i.e.
P(X = x) = Cₙ, ₓ * pˣ * (1 - p)ⁿ⁻ˣ,
Here,
x = number of successes
n = number of trials
p = probability of a success on a single trial,
And,
Cₙ, ₓ = \(\frac{n!}{x!(n-x)!}\)
Now,
According to the question,
The probability that at least 1 is defective,
i.e.
P(X ≥ 1) = 1 - P(X = 0)
And,
We have,
P(X = x) = Cₙ, ₓ * pˣ * (1 - p)ⁿ⁻ˣ,
Now,
Substituting values in above equation,
P(X = 0) = C₈,₀ * (0.11)⁰ * (1 - 0.11)⁸⁻⁰,
On solving we get,
P(X = 0) = \(\frac{8!}{0!(8-0)!}\) * (0.11)⁰ * (1 - 0.11)⁸⁻⁰,
We get,
P(X = 0) = 1 × 1 × (1 - 0.11)⁸
i.e.
P(X = 0) = 0.4423
So,
Now,
The probability that at least 1 is defective,
i.e.
P(X ≥ 1) = 1 - 0.4423
i.e.
P(X ≥ 1) = 0.5577
So,
The probability that at least 1 is defective is 0.5577.
Hence we can say that the probability that at least 1 ell phone of 8 randomly selected phones is defective will be 0.5577.
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A regular hexagon has an apothem measuring 14 cm and an approximate perimeter of 96 cm. a regular hexagon has an apothem with length 14 centimeters and a perimeter of 96 centimeters. what is the approximate area of the hexagon?
The approximate area of the hexagon = 672 cm²
What is hexagon ?
In geometry, hexagon is a polygon with 6 sides. If the lengths of all the sides and the measurement of all the angles are equal, such hexagon is called a regular hexagon. In other words, sides of a regular hexagon are congruent.apothem of the hexagon = 14 cm
perimeter of the hexagon = 96 cm
Area of the hexagon = [(3√3) / 2] a² ; where a is the measure of the side
hexagon has 6 sides.
Perimeter = 6a
96 cm = 6a
96 cm / 6 = a
16 = a
There are 6 triangles in the hexagon .
Area of a triangle = (height * base) / 2
A = (14 cm * 16 cm) / 2
A = 224 / 2
A = 112 cm²
The approximate area of the hexagon = 112 cm² * 6 triangles = 672 cm²
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Answer: D). 672 cm2
Step-by-step explanation:
Jan is enlarging the sketch shown on a photocopier. Which could be the dimensions of her enlargement?
3 in.
2 in.
A 4 inches * 5 inches
B 5 inches x 6 inches
7 inches 10.5 inches
D 8 inches x 9 inches
On which interval is the function increasing? (–[infinity], –4) (–[infinity], 4) (–4, [infinity]) (4, [infinity]).
Answer:on which interval is the function increasing
Answer:(4, infinity
Step-by-step explanation:
a circle passes through the three vertices of an isosceles triangle that has two sides of length $3$ and a base of length $2$. what is the area of this circle? express your answer in terms of $\pi$.
A circle passes through the three vertices of an isosceles triangle that has two sides of length 3 and a base of length 2. So the area of this circle is 81π/32.
Determine the area of the circleThese are the specified parameters:
Sides of an isosceles triangle
a = 3
b = 3
c = 2
Find the height of an isosceles triangle
h² = a² - (c/2)²
= 3² - 1²
= 9 - 1
= 8
h = √8
h = 2√2
Find the area of the triangle
A = 1/2 × c × h
= 1/2 × 2 × 2√2
= 2√2
Find the length of the radius of the circle
r = abc / (4 A)
= (3 × 3 × 2) / (4 × 2√2)
= 9/4√2
= 9√2/8
Fnd the area of the circle
A = π × r²
= π × (9√2/8)²
= 81π/32
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heeeeeeeeeeeelp me pleeeease
Answer:
correct answer is C hope it helps you have a good day
please mark me as brain list
Please solve! Hsjsjakakka
Answer:
D
Step-by-step explanation:
For -8y to be greater or equal to -64, we need 8y to be < or equal to 64.
And so, we can conclude that y is < or equal to 8
9.
3/5
+
3
20
please answer
Answer:9/10
Step-by-step explanation:
make 3/4 equal to 3/20 by multiplying by 5
15/20 + 3/20 = 18/20
18/20 = 9/10
What is the first step when constructing an angle bisector using only a compass and a straightedge? A. Place the compass needle on one of the legs of the angle, and draw an arc intersecting the other leg. B. Mark a point outside the angle, and draw an arc centered at the point, intersecting the vertex of the angle. C. Mark a point outside the angle, and draw a ray in any direction from the point. D. Place the compass needle on the vertex of the angle, and draw an arc across both legs of the angle. E. Mark a point in the angle's interior, and draw an arc centered at the point, intersecting both legs of the angle.
Answer:
d
Step-by-step explanation:
To construct an angle bisector with a compass D. Place the compass needle on the vertex of the angle, and draw an arc across both legs of the angle.
What is an angle bisector ?An angle bisector is a line segment that divides angle into two equal parts.
According to the given statements to construct an angle bisector using a compass span any width of radius in a compass pace in onto the vertex of the angle cut the two arc on the two lines then without changing the radius draw two arcs where the previous arcs have intersected the two lines.
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The function f(x) = RootIndex 3 StartRoot x EndRoot is reflected over the x-axis to create the graph of g(x) = Negative RootIndex 3 StartRoot x EndRoot. Which is the graph of g(x)? On a coordinate plane, a cube root function goes through (negative 2, negative 8), has an inflection point at (0, 0), and goes through (2, 8). On a coordinate plane, a cube root function goes through (negative 2, 8), has an inflection point at (0, 0), and goes through (2, negative 8). On a coordinate plane, a cube root function goes through (negative 8, 2), has an inflection point at (0, 0), and goes through (8, negative 2). On a coordinate plane, a cube root function goes through (negative 8, negative 2), has an inflection point at (0, 0), and goes thorugh (8, 2).
Answer: On a coordinate plane, a cube root function goes through (negative 8, negative 2), has an inflection point at (0, 0), and goes thorugh (8, 2).
Step-by-step explanat hope that help
The function is
\(\\ \sf\longmapsto f(x)=\sqrt[3]{x}\)
Graph attached
Question 5 (3 points) For a Normal distribution with mean 0 and standard deviation 1, which of the following Python lines outputs the probability p(-0.15 < x < 1.88)? Select one. O import scipy.stats as st print(st.norm.cdf(1.88, 0, 1) - st.norm.cdf(-0.15, 0, 1)) O import scipy.stats as st print(st.norm.pdf(1.88, 0, 1) - st.norm.pdf(-0.15, 0, 1)) O print(st.norm.cdf(1.88, 0, 1) - st.norm.cdf(-0.15, 0, 1)) O import scipy.stats as st print(st.norm.cdf(1.88, 0, 1))
The probability distribution at each point x along the horizontal axis.
Why Python lines outputs the probability?For a Normal distribution with mean 0 and standard deviation 1,
the following Python line outputs the probability p(-0.15 < x < 1.88):
print(st.norm.cdf(1.88, 0, 1) - st.norm.cdf(-0.15, 0, 1))
Probability is the likelihood or chance that an event will occur. It is a number between 0 and 1, with 0 indicating that an event will never occur and 1 indicating that an event will always occur.
Probability values range from 0 to 1, with a value of 0 indicating that the event will never occur and a value of 1 indicating that the event will always occur.
The probability is the value between 0 and 1 that indicates the likelihood of an event occurring. The probability is obtained by dividing the number of ways an event can occur by the total number of possible outcomes.
Scipy.stats.norm is the normal distribution's probability density function (pdf) in SciPy.
The PDF function is a part of the scipy.stats library in Python. The probability density function of the normal distribution is the function scipy.stats.norm.pdf(x, loc=0, scale=1). It is the height of the probability distribution at each point x along the horizontal axis.
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3/4x -9= 27 kinds need help
Answer:
X= 48
Step-by-step explanation:
math
Way
- It’s a calculator for algebra and stuff
Two rules for creating a pattern are given below. Each rule begins with a number called the input and
creates a number called the output.
Rule 1: Increase the input by 4 to get the output.
Rule 2: Multiply input by 2. Then subtract 1 to get the output.
Which input and output table works for both rules?
Choose 1 answer:
Input
Output
5
9
Input
Output
10
14
Input
Output
8
15
Answer:
A
Step-by-step explanation:
Table A
input is 5 and output is 9
Using the 2 given rules
Increase the input by 4 to get output , then
5 + 4 = 9 ← correct output
Multiply input by 2 and subtract 1 to get output , then
2 × 5 - 1 = 10 - 1 = 9 ← correct output
Table A works for both rules
5(x+1)-x=3(x-1)+7no solution one solution and what does x= or all real numbers are solutions
The equation 5(x + 1) - x = 3(x - 1) + 7 has one solution which is x = -1.
What is an Equation?An equation is the statement of two expressions located on two sides connected with an equal to sign. The two sides of an equation is usually called as left hand side and right hand side.
The given equation is,
5(x + 1) - x = 3(x - 1) + 7
Using the distributive property,
5(x + 1) = 5x + 5 and 3(x - 1) = 3x - 3
Substituting,
5x + 5 - x = 3x - 3 + 7
(5x - x) + 5 = 3x + (-3 + 7)
4x + 5 = 3x + 4
4x - 3x = 4 - 5
x = -1
Hence the solution of the given equation is -1.
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MY HOMEWORK IS DUE TODAY HELPPPPP???????????????????
use a double- or half-angle formula to solve the equation in the interval [0, 2). (enter your answers as a comma-separated list.) cos(2) sin2() = 0
The solutions to the equation cos(2θ)sin^2(θ) = 0 in the interval [0, 2π) are θ = 1.0122 radians, 5.2708 radians, 3.2695 radians, 7.528 radians
We can use the double-angle identity for cosine to rewrite cos(2θ) as 2cos^2(θ) - 1. Substituting this into the equation, we get:
2cos^2(θ) - 1 · sin^2(θ) = 0
Expanding the left-hand side using the identity sin^2(θ) = 1 - cos^2(θ), we get:
2cos^2(θ) - 1 · (1 - cos^2(θ)) = 0
Simplifying and factoring, we get:
2cos^4(θ) - 2cos^2(θ) + 1 = 0
This is a quadratic equation in cos^2(θ), so we can use the quadratic formula:
cos^2(θ) = [2 ± sqrt(4 - 8)] / 4
cos^2(θ) = [1 ± i]/2
Since cos^2(θ) must be a real number between 0 and 1, we can only take the positive square root:
cos(θ) = sqrt([1 + i]/2)
To find the two solutions in the interval [0, 2π), we need to use the half-angle formula for cosine:
cos(θ/2) = ±sqrt[(1 + cos(θ))/2]
Substituting cos(θ) = sqrt([1 + i]/2), we get:
cos(θ/2) = ±sqrt[(1 + sqrt([1 + i]/2))/2]
We can simplify this expression using the fact that sqrt(i) = (1 + i)/sqrt(2):
cos(θ/2) = ±[(1 + sqrt(1 + i))/2]
Taking the positive and negative square roots gives us two solutions:
cos(θ/2) = (1 + sqrt(1 + i))/2, θ/2 = 0.5061 radians or 2.6354 radians
cos(θ/2) = -(1 + sqrt(1 + i))/2, θ/2 = 1.6347 radians or 3.764 radians
Multiplying each solution by 2 gives us the final solutions in the interval [0, 2π):
θ = 1.0122 radians, 5.2708 radians, 3.2695 radians, 7.528 radians
Therefore, the solutions to the equation cos(2θ)sin^2(θ) = 0 in the interval [0, 2π) are:
θ = 1.0122 radians, 5.2708 radians, 3.2695 radians, 7.528 radians
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Help me pls i give brain
Answer:
4 3/4
Step-by-step explanation:
8 1/2=8 2/4
8 2/4-3 3/4= 4 3/4
A cone-shaped container has a height of 240 in. And a radius of 150 in. The cone is filled with a liquid chemical. The chemical evaporates at a rate of 12,000 in³ per week. How many weeks will it take for all of the chemical to evaporate? use 3. 14 to approximate pi. Enter your answer in the box.
Therefore, it will take approximately 1415.7 weeks for all of the chemical to evaporate.
To calculate the volume of a cone, we can use the formula:
\(Volume = (1/3) * π * r^2 * h\)
Given that the height (h) of the cone is 240 inches and the radius (r) is 150 inches, we can substitute these values into the formula:
\(Volume = (1/3) * 3.14 * 150^2 * 240\)
Simplifying the equation:
Volume = 3.14 * 22500 * 240
Volume ≈ 16988400 cubic inches
Now, we know that the liquid chemical evaporates at a rate of 12,000 cubic inches per week. To find out how many weeks it will take for all the chemical to evaporate, we can divide the total volume of the chemical by the evaporation rate:
Number of weeks = Volume / Evaporation rate
Number of weeks = 16988400 / 12000
Number of weeks ≈ 1415.7 weeks
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b. if a is a 35 matrix and t is a transformation defined by t(x)ax, then the domain of t is .
For the matrix the true statement is given by option d. Both A and B are false.
Let's analyze each statement of the matrix as follow,
A) If A is a 3 times 5 matrix and T is a transformation defined by T(x) = Ax, then the domain of T is R⁵.
This statement is false.
The domain of the transformation T is not R⁵.
The domain of T is determined by the dimensionality of the vectors x that can be input into the transformation.
Here, the matrix A is a 3 times 5 matrix, which means the transformation T(x) = Ax can only accept vectors x that have 5 elements.
Therefore, the domain of T is R⁵, but rather a subspace of R⁵.
B) If A is a 3 times 2 matrix, then the transformation x right arrow Ax cannot be onto.
This statement is also false.
The transformation x → Ax can still be onto (surjective) even if A is a 3 times 2 matrix.
The surjectivity of a transformation depends on the rank of the matrix A and the dimensionality of the vector space it maps to.
It is possible for a 3 times 2 matrix to have a rank of 2,
and if the codomain is a vector space of dimension 3 or higher, then the transformation can be onto.
Therefore, as per the matrix both statements are false, the correct answer is d. Both A and B are false.
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The above question is incomplete, the complete question is:
Which of the following best characterizes the following statements:
A) If A is a 3 times 5 matrix and T is a transformation defined by T(x) = Ax, then the domain of T is R^5
B) If A is a 3 times 2 matrix, then the transformation x right arrow Ax cannot be onto
a. Only A is true
b. Only B is true
c. Both A and B are true
d. Both A and B are false
simple random sampling is a method associated with a high degree of generalizability.a. trueb. false
The statement is true. Simple random sampling is a method of selecting a sample from a larger population in which every member of the population has an equal chance of being selected for the sample.
This method is associated with a high degree of generalizability because it ensures that the sample is representative of the population. When a sample is representative of the population, the findings from the sample can be generalized to the entire population with a high level of confidence.
Simple random sampling is considered to be one of the most reliable and unbiased methods of sampling, making it a popular choice in many research studies.
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how many solutions does the following system have?
-4x + 5y = 7
4x - 5y = -7
a. one solution
b. no solution
c. infinitely many solutions
Answer:
It has no solution since it is a simultaneously equation. And when you solve to find x and y it gives 0
What operation would u use to find the next term in the sequence 96,48,24,12 …?
Answer:
6
Step-by-step explanation:
the number is decreasing by half of its value. so you will divide by 2 to get the next value.
12/2 to get 6
larry wants new carpeting for rectangular living room. Her living room is 18 feet by 12 feet. How much carpeting does she need?
\(\text{To get the total surface area, all we have to do is multiply } 18 \text{ by } 12, \text{which gets us}\)\($18\cdot12 = \boxed{216\text{ ft}^2}\).
\(\text{So, our answer is } \boxed{216\text{ ft}^2}.\)
Larry needs 216 square feet of carpeting for her rectangular living room.
To find the amount of carpeting Larry needs, we need to calculate the area of her rectangular living room. The area of a rectangle can be found by multiplying its length by its width. In this case, the length of the living room is 18 feet and the width is 12 feet.
So, the area of the living room is:
Area = Length * Width
Area = 18 feet * 12 feet
Area = 216 square feet
Therefore, Larry needs 216 square feet of carpeting for her living room.
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Juan sees a maple tree and a pine tree in the forest. He knows the pine tree is 20.68 feet tall. On a sunny day, the shadow of the pine tree is 4.2 feet long while the maple's shadow is 20.02 feet long. Estimate the height of the maple tre
Answer:
44.9
Step-by-step explanation:
I- well im trash at math definitely but if this is adding then this is the awnser
m&m are produced so that 20% are yellow, 20% are red, orange, blue and green are all 10 % each.The rest are brown. If an m&m is picked at random, what is the probability that it’s brown
Answer:
30%
Step-by-step explanation:
yellow = 20%
red = 20%
orange = 10%
blue = 10%
green = 10%
Brown = 100% - (20% + 20% + 10% + 10% + 10%) = 100% - 70% = 30%
So, the probability of getting the brown m&m is 30%
geometry please help
Answer: 31
Step-by-step explanation:
Assuming this is a rhombus, then the diagonals are perpendicular, meaning angle MQN measures 90 degrees.
Now, if we consider triangle MNQ, we know that angles in a triangle add to 180 degrees, meaning NMQ measures 31 degrees.
Find the value of x.
Answer:
10
Step-by-step explanation:
7x+5 = 9x -15
5 = 2x -15
2x = 20
x = 10
12 is what present of 96?
Answer:
12.5 percent
Step-by-step explanation:
Well if you do
12/96
Simplify that
to get
1/8
1/8=12.5
A consumer watchdog organization estimates the mean weight of 1-ounce "Fun-Size"
candy bars to see if customers are getting full value for their money. A random sample
of 25 bars is selected and weighted, and the organization reports that a 95% confidence
interval for the true mean weight of the candy bars is 0.982 to 0.988 ounces.
a) What is the point estimate (=sample mean) from this sample?
b) What is the margin of error?
(Hint: find the distance between the sample mean and the upper limit).
c) Interpret the confidence level of 90% in the context of the problem?
Point estimate from the sample is 0.985, margin error is 0.003.
What is Confidence Interval?Confidence interval is defined as the interval which is the estimate for the parameter of the sample or population to be contained.
(a) To calculate point estimate or sample mean :
Point estimate is the mid point of the confidence interval.
Given that true mean weight of candy bars is 0.982 ounces to 0.988 ounces.
Point estimate = (0.982 + 0.988) / 2 = 1.97 / 2 = 0.985
(b) Margin error is the one half of the total width of the interval.
Margin error = (0.988 - 0.982) / 2 = 0.003
(c) The confidence level of 90% in this problem can be interpreted as , if we do the interval construction for many times, about 90% of the total constructed intervals has the true population mean of weight of fun size candy bars.
Hence the point estimate and margin error are 0.985 and 0.003 respectively.
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