10/13/19

Probability - Statistics
Sarah is deciding which courses she wants to take in her next college semester. The probability that she enrolls in an Algebra course is 0.30 and the probability that she enrolls in a Biology class... more
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10/13/19

If you invest $1,000,000 at 6% compounded continuously, how much interest is earned in 1 hour?
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10/13/19

Jim rolls a fair dice 36 times. How many times would Jim expect to roll a three?
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10/13/19

At noon, ship A is 120km west of ship B. Ship A is sailing east at 35km/h and ship B is sailing north at 25km/h. How fast is the distance between the ships changing at 4:00pm.
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10/13/19

if yln(x) + xe^y = 1 dx/dt = 5 fin dy/dt when (x,y) = (1,0)
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10/13/19

Use logorithmic differentiation to find the derivative of the function
1) y = (tan(x))1/x2) y = √(x) e(x^2-4x)sin2x / (3x+2)3
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10/12/19

Finding the odds in favor of and odds against each event given the probability
Find the odds in favor of and against each event given the probability P(B)=1/9
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10/12/19

Expected Value of aRandom Variable
Consider a gambler who wins P50 if the sum of dots in a toss of a pair of fair coin is either 7 or 11, and loses P10,otherwise, find the expected gain?my initial answer is 3.33 , I don;t know if... more
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10/11/19

What is the probability of getting a license plate with three same numbers in a state where I license plates have 3 numbers and three letters
Example: 333 GSR, 111 AJK
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10/11/19

If a seed is planted, it has a 95% chance of growing into a healthy plant. If 9 seeds are planted, what is the probability that exactly 3 don't grow?
Round answer to 4 decimal places.
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10/11/19

Precalculus solve for x
1 + 2 sin(x) = 0 , xe [ 0 , 360 degrees ]
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10/09/19

Suppose on a given day, there is a 27% chance Emily will forget her wallet when going to work. What is the probability she forgets her wallet at least once in the next ten days she goes to work?
I'm just confused on what process to use for this problem.
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10/09/19

Find the equation of a rational function.
Vertical Asymptote at x= -6Horizontal Asymptote at y=0A hope at x=5y intercept (0, 2/3)
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10/09/19

What’s the function

If g°h(x) = (2x-2)3, then the function could be ?
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10/08/19

NEED HELP ON SECOND PART!!!
Rework problem 30 in section 4.2 of your text, involving the flipping of one of three coins. Assume that you have two fair coins and an unfair coin with . You randomly select one of these coins,... more
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10/05/19

Determine the number of different ways.
A classic counting problem is to determine the number of different ways that the letters of "dumbbell"can be arranged. Find that number.
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09/18/19

What transformation produce the graph of g(x)=5^(-x+2) from the graph of the parent function f(x)=5^x? Select all that apply.
What transformation produce the graph of g(x)=5^(-x+2) from the graph of the parent function f(x)=5^x? Select all that apply.a. reflection over the x-axisb. reflection over the y-axisc. horizontal... more
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09/10/19

Given a standard deck of cards, what is the probability that you choose a red card then choose a heart, assuming you replace the first card?
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09/10/19

How many camels
A camel shepherd bought a caravan of camels. On his journey through the desert, he noticed that the camels all had a very bad disease and would be of no use for traveling any further. He returned... more
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09/09/19

How many of these casts include Sally?

 Assume that there are 8 unfilled roles: 4 male and 4 female. There are 5 men and 6 women, including Sally, auditioning for a part in the play.
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09/08/19

Assignment of positions
 Assume that you have a committee of 15 members, made up of 8 men and 7 women.In how many ways can the 3 tasks be assigned so that both men and women are given assignments? 
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09/02/19

A regular octagon rests on one of the flat sides and has a total height of 10 ft. What is the measure of one of the octagon’s sides ?
I have to use a method like this : 360/7 = 51.4251.42 = top of one angle180 - 51.42 = 128.58128.58/2 = 64.2964.29 = side angleArea = 1/2*Base*Heighttan (64.29) = h (7/2)3.5 * tan (64.29)h = 7.26, A... more
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07/11/19

Annual interest rate
If you paid 89 to a loan company for the use of 1521 for 56 days what annual rate of interest did they charge? Assume 360 day year.
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