F(x) = x g(x) = 1

What is the domain of (
g
f
) (x)?

What is (28 + 7 + 6 + 3) x 1/2 show your work

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box