Question

If f(-2)=3x+2 and g(4)=x^2-x find each value

Answer 1

a) -3

b)12

Explanation:

For f(X)= 3x+2

Where x=-2(Substitute for x in the expression)

F(-2)=3(-2)+2

= -6+2

= -3

G(4)=

`x^(2) -x\\4^(2) -4\\=16-4\\=12`