05/27/17

Which of the following is not a function?
A. A subject area paired with the number of credits needed to graduate from your school. B. A student’s name paired with the sport that they play. C. A classroom number paired with the number of... more
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05/27/17

17. A local university accepted 2,300 students out of 4,500 applicants for admission. What was the acceptance rate, expressed as a percent?
A local university accepted 2,300 students out of 4,500 applicants for admission. What was the acceptance rate, expressed as a percent?
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05/27/17

18. A car depreciated (decreased in value) by 25% during the first year. If the car was purchased for $28,000, what is the car worth today?
A car depreciated (decreased in value) by 25% during the first year. If the car was purchased for $28,000, what is the car worth today?
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05/26/17

Probability Question
A radio disc jockey has 7 songs on this upcoming hour's playlist: 3 are rock songs, 2 are reggae songs, and 2 are country songs. The disc jockey randomly chooses the first song to play, and then... more
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05/26/17

Probablity
A science class has 7 girls and 5 boys in the seventh grade and 4 girls and 4 boys in the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a... more
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05/26/17

(3m-2n)^2 i dont know how to solve it
I need to find the product
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05/26/17

I have a probability question and answer that I don't understand
Question: A company is placing three different orders for purchases with three separate suppliers. However, the orders get mixed up and are mailed out at random to each supplier. If a match refers... more
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05/26/17

One of the formulas for calculating the correct dosage for a child is as follows: C= a/(a+12) ∙ A C = child’s dosage in milligrams a = age of the child A = a
i am stuck
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05/26/17

i cant understand prperties like distrubutive closure etc i am just in 6th
234 multiplied by 23 (distrubutive property)
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05/26/17

The coordinates of the endpoint of diameter AB of circle G are A (1,2) and B (-7,-4) find an equation of circle G
There is a line over the AB
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05/26/17

write in center-radius form
having the endpoints of (-5,6) and 3,0
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05/26/17

In ΔPQR, line QR ​ ​​ ≅ ​line PQ ​ ​​ and m∠P = 47°. Find m∠R.
Properties of Isosceles Triangles   In ΔPQR, line QR ≅ line PQ and m∠P = 47°. Find m∠R.
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05/25/17

A bike wheel has a radius of 30 inches. If Eric rides the bike 1 mi. (63,360 in.), approximately how many times has the wheel rotated?
A bike wheel has a radius of 30 inches. If Eric rides the bike 1 mi. (63,360 in.), approximately how many times has the wheel rotated?
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05/25/17

Solve the following in the interval of [0,2π)
1. 4 cos x * 2 √ 3 = 0 2. 2sin^2 x - sin x = 1 3. cos^2 x = cos x
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05/25/17

What would the mean be?
Person A has a z-score of -3 and is on her phone for 7 hours a day. Person B has a z-score of -4 and is on her phone for 3 hours a day. It is a normal distribution. What would be the mean of the... more
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05/25/17

what is the range of the function f(x)= 3x^3 - 2x^2 + 4x - 4
f(x)= 3x^3 - 2x^2 + 4x - 4
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05/25/17

if you pick a 90day supply of meds for $175 per month how much is total
It is a quiz for math study guide I have an awnser but I want to make sure its coerecty
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05/25/17

mnpq 8,0 1,6 5,0 5,6
help me domdomthis homework I need help pls help memfast pllslssssssss
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05/25/17

Counting Two Pair 5-card Poker Hands
I'm trying to understand combinatorics and I'm having some trouble with the popular 'Two Pairs' problem. The question asks how many Two Pair hands can be made from a deck of 52.   I know the... more
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05/25/17

Simplify. Write each answer in scientific notation
simplify write each answer in scientic notation (8•10^-1)(7•10^-2)
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05/25/17

identify the coordinates of four points on the line with the given slope and y-intercept, m=-3/2+8
HELP MEEEEEEE
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05/25/17

The ellipse with x-intercepts (5, 0) and (-5, 0); y-intercepts (0, 3) and (0, -3).
what is it ?
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05/25/17

Mean and standard deviation-PLEASE HELP!
2.8, 3, 3.7, 4.3, 3.2, 2.9   What is the mean and the standard deviation?
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05/25/17

If the probability of A is 60%, what are the ODDS for event A?
 if the probability of B is 90%, what are the ODDS for event B? 
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05/25/17

Domain, Range, Composition of Functions
Let f be a function whose domain is the set {1,7,12} defined by:   f(1)=2 f(7)=10 f(12)=3   Let g be a function whose domain is the set {3,7,20} defined... more
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