04/17/16

Julio is playing a game with a standard 6-sided number cube.
Julio is playing a game with a standard 6-sided number cube. Every time he rolls an even number, he loses $3. Every time he rolls an odd number, he wins the amount of money showing on the face. Is... more
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04/17/16

If the binomial (x-7) is a factor of the polynomial function f(x), which statement must be true
F(-7)=-7   f(7)=-7   f(-7)=0   f(7)=0
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04/17/16

If the mean is µ=95 and the population standard deviation is s=17 find the probability that x is greater than 80
assume that x has  normal distribution and find the indicated probability 
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04/17/16

Pancake Ratio
If I need two thirds of a cup of water for every three fourths of a cup of mix, how much water do I need for one cup of mix?
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04/16/16

What is the value of Z when X = 10
variable Z is directly proportional to X. When X is 6, Z has the value 18.
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04/16/16

Find the area of the region under y=5 ln(2x) and above y=4 for 2 less-than-or-equal-to x less-than-or-equal-to 4.
Find the area of the region under y=5 ln(2x) and above y=4 for 2 less-than-or-equal-to x less-than-or-equal-to 4. NOTE: it's 2<x<4 just with less than or equal to signs instead. I didn't... more
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04/16/16

Find the total area between y=x+14 and y=4x+3 between x = 0 and x =2.
Find the total area between y=x+14 and y=4x+3 between x = 0 and x =2.
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04/16/16

Find cos(a+b) if sin(a) = -8/17 where "a" is in the fourth quadrant and tan(b) = -20/21 where "b" is in the second quadrant
I just really struggle with these types of questions. Im not sure how to solve since there are  three trig identities. Please help!! 
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04/16/16

QUESTION IN DESCRIPTION
shoppers mart sells bags of cookies that contain 25 oreos for every 21 chocolate chip cookies. if selma goes to the store and buys 100 oreos, how many chocolate chip cookies will she have?
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04/16/16

need help solving this problem, please.
The shorter leg of a right triangle is 9ftshorter than the longer leg. The hypotenuse is 9ftlonger than the longer leg. Find the side lengths of the triangle.
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04/16/16

Use the half angle formulas to determine the exact values of the sine, cosine, and tangent of the angle
pi/12   
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04/16/16

Find the exact solutions of the equation in the interval [0,2pi) enter answers in comma separated list
sin2x+sinx=0 
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04/16/16

Please explain the grammar mistakes and give marks out of 100 for this piece if writing.
This is a letter written to a magazine which asks to give our opinion about LIVING LIFE TO THE FULL. To whom it may concern, I am writing this letter regarding the notice published in the magazine... more
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04/15/16

Factor completely.
1/81r2 (fraction) - 16/25s2 (fraction)   a. (r+s)[ 1/81r - 16/25s] b. [1/9r - 4/5s]2 c. [1/9r + 4/5s][1/9r - 4/5s] d. [1/9r + 4/5s]2  
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04/15/16

What are the two missing numbers between 10278 and 10287 and 10287 and 10782
No further information given in question regarding variables 
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04/15/16

determine the following integrals
∫ (e2x+1)3 e2x  dx
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04/15/16

determine the following integrals
∫pi     4cos2x dxpi/2
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04/15/16

determine the following integrals
∫ (4x^4 - 3)/(4x) dx
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04/14/16

The point (-6,7) in on the terminal side of angle t. Find cot(t) to 2 decimal points.
 Not sure what the steps are to solving this. 
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04/14/16

I need help evaluating two problems
5x-3y=8 15x+25y=45
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04/14/16

It's a math word problem
A family-size box of laundry detergent is 72 oz. The regular-size box is 25% smaller. Both boxes of detergent cost 5 cents per ounce. Is $2.70 a reasonable price for the regular-size box?
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04/14/16

Solve using the sign test. Express answers in both set notation and interval notation.
X+8 over x-4 minus 1 is greater than or equal to 0
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04/14/16

whats the limit of the ratio between 2 ^ x where x / 2 ^ x's digits
I wrote a program (in a brute force way) to demonstrate the ratio of 2 ^ x where x is an integer from 1 - infinityLet x = an integer from 1 - infinityLet s = 2 ^ xWhen x / s; is there a limit?... more
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04/14/16

Are the two triangles scaled copies of each other?
Use the angle measures to decide whether the two triangles are scaled copies. Explain.    Triangle G: 45*, 45* Triangle H: 45*, 90*   Triangle P: 79*,81* Triangle Q: 81*, 20*
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04/14/16

Determine the angle measure between vectors u and v: u = – 3i + 3j and v = 3i + 2j
Determine the angle measure between vectors u and v: u = – 3i + 3j and v = 3i + 2j
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