1) For the polynomial function f(x), find f(1)and andf(2).

F(x)=3x²-12x+5

F(-1)=?

2) Let f(x)= 5x+2 and g(x)=x²+2

Find (f+g)(x).... (f+g)(x)=?

3)Let f(x)= 3x1 and g(x)=x²+1.

Find (fg)(3)

Then (fg)(3)= ?

4)Let f(x)=x²+6 and h(x)=x+9, find the value of the following composite function.

(fh)(3)

(fh)(3)=?