Answer:
Step-by-step explanation:
48
80
SIMP - lifiy the equation: (see what I did there :D)
4xy^2 = 4(5)(2^2) = 80
ANSWER: 80
f(x) = 3^x
when f(x) = 9 then
9 = 3^x
3^2 = 3^x
2 = x
or
x = 2
Answer
A. 2