04/01/20

I'm stuck on how to solve for a probability in this question!
I've had problems with probability; I've been given this question on some homework of mine and I'm not quite sure how to even approach this."The average number of howler monkeys seen on a one-day... more
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04/01/20

Find all solutions of the equation that lie in the interval [0, π]. State each answer rounded to two decimal places. (Enter your answers as a comma-separated list.) cos(x) = x
cos(x)= xThanks!
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03/31/20

From a point 100 m from a building the angles of elevation of the top and bottom of a flagpole atop a building are 54.5 degrees and 51.8 degrees, respectively. How tall is the flagpole?
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03/31/20

Finding Maximum Area

What is the maximum area, in square feet, for the garden if 44 feet of fencing are used?
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03/31/20

Give the equation of an ellipse
Endpoints of the major axis (vertices) at (-2,-4) and (-2,10) and has a minor axis of length 10.
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03/31/20

2) To rent a boat it costs $11 plus an additional $10 per hour. If you have $71, write and solve an equation to determine how many hours (h) you can rent the boat.
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03/31/20

Solve for the exact value
2x= 3x-5solve for exact value!! thanks
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03/31/20

If an event occurs 2.5 times a second, and every time it happens, there's a 20% chance that the event will no longer occur afterwards, how do I find the average amount of occurrences of the event?
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03/30/20

Please help with this question
Consider the rectangular box in R3 with edges given by the three vectors u = (2,0,0), v = (0, 2, 0) and w = (0, 0, 1) (with initial points equal to the origin). What is the angle between the... more
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03/30/20

Polynomial sketching
Sketch a graph of a polynomial with a negative leading coefficient given zeroes -2 and 3 with multiplicity of 1 and 0 with multiplicity of 2.
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03/30/20

show that every member of the family of functions y = aexp^r1x + bexp^r2x is also a solution.
The differential equation was 6y''+3y'-3y=0For what values of r does the function y = erx satisfy the equation?r=-1r=1/2I get to plug in you take the derivative but I dont get the part when it asks... more
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03/30/20

Statistics Question
For a normal population with μ = 70 and σ = 12, find the following.(a) What is the probability of obtaining a sample mean greater than 73 for a sample of n = 36 scores?(b) What is the probability... more
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03/30/20

Statistics Question

For a normal population with μ = 100 and σ = 20, find the following.(a) What is the probability of obtaining a sample mean greater than 110 for a sample of n = 4 scores?(b) What is the probability... more
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03/30/20

Statistics Question
If random samples, each with n = 9 scores, are selected from a normal population with μ = 80 and σ = 18, and the mean is calculated for each sample, then the average of all the sample means would... more
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03/30/20

A cone has a base radius of 6 and a lateral surface area of 12sqrt(34)*pi. Find the volume of the cone.

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03/30/20

Calculus work problem
A tank has the shape of a right circular cone (as shown). The radius of the top of the cone is 2 meters and its height is 6 meters. The cone is partially filled with oil, to a depth of 3 meters,... more
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03/30/20

A random sample of n = 4 scores is obtained from a normal population with μ = 40 and σ = 6. What is the probability of obtaining a mean greater than M = 46 for this sample?
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03/30/20

Gabriel is 7 years older than Brianna. In 3 years the sum of their ages will be 55. How old is Gabriel now?
Gabriel is 7 years older than Brianna. In 3 years the sum of their ages will be 55. How old is Gabriel now?
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03/30/20

The sampling distribution of differences between means approximates a normal cure whose __________ is zero.
The sampling distribution of differences between means approximates a normal cure whose _________. true or false
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03/28/20

Math question need help
F(x)=3 what’s the domain? Can someone please explain well what’s the answer? I’m confused on all real numbers.
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03/28/20

Andi will buy 3 goats and 2 cows from a trader who has 6 goats and 5 cows. The many ways that Andi can do in selecting the desired animals is ...A.100, B.120, C.180, D.200, E.240

Please someone help me. I can't understand this Problem. Your help will be appreciated :)
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03/28/20

Numbers provided are 0, 1, 3, 4, 6, 7, 8 .How many odd numbers are less than 500 with conditions that these numbers couldn't be repeated? A.40, B.42, C.46, D.48, E.50

Please someone help me. I can't understand this. Your help will be appreciated :)
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03/28/20

The following numbers are provided: 0, 1, 3, 4, 6, 7, 8 Many arrays of even hundreds of numbers less than 400 on condition that they cannot be repeated are ... A.20, B.26, C.30, D.36, E.40
Please someone help me. I will really appreciate it :)
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03/28/20

Please help with the answers.
1 - The the time between incoming customer service calls to a computer-repair hotline follows an exponential distribution with an expectation of 2 minutes between calls.  What is the probability... more
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03/28/20

Find by implicit differentiation: sinx+2cos(6y)=4
I got cosx/12sin(6y) but a website says it's cos(x)csc(6y)12 Which one is it? How do I get the second answer if it's that one?
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