The two trapezoids below are similar what is the length of a EF?​

If f(x)=x+7 and g(x)=1/x what is (fog)(x)

What function has a range {yly< 5}? question on picture above^

Fill in the missing exponents in each box and show how you found the answer. (4 points: 2 points for each correct answer with work shown) c. (9^4)^? =9^1 d.(5^? )^3=5^1 *question marks represent the boxes