Show work for all please.

1. Simplify the radical expression and show your work: 3/2+5

2.If f(x)= 4x-1 and g(x)= 5x, what is (f g)(7)?

3. Which two end behaviors are true of the following function?

h(t) = 2t⁴ - t³ + 6t² + 2t - 8

A) As t, h(t)

B) As t , h(t) -

C) As t-. h(t)

D) As t -, h(t) -