Apaper published in a medical journal reported that about 11/25 of girls ages 16-17 do not exercise at all. the entire study consisted of about 2, 500 girls. about how many did not exercise?

Afunction is given: f(x)=3x+12 a. determine the inverse of this function and name it g(x) b. use composite functions to show that these functions are inverses. c. f(g(– explain: what is the domain?

Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?

Which of the following domains provide a real value periods