The football team wanted to buy some t-shirts for the match. there were 2 companies that were selling them. the football team needed the numbers on the t-shirts as well. so they had to pay a fee for that. the first company was selling the t-shirt for 15 pounds and the fee for the number on the t-shirt 50 pounds. the second one had the t-shirt for 10 pounds and fee for 85 pounds. the total price was the same with these companies. find out how many t-shirts did the team buy?

F(x)= 1/x-4, g(x)=4x+1/x a. use composition to prove whether or not the functions are inverses of each other. b. express the domain of the compositions using interval notation.

Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3