Question

(BEST ANSWER GETS MEDAL!) if f(x)=3x^2 + 2 and g(x)=2x -1, evaluate (f-g)(-3)

Answer 1

(f-g)(x) is defined by (f-g)(x)=f(x)-g(x)

Answer 2

@shoplovepc so what do you think is the answer?

Answer 3

Hiii @shoplovepc

Answer 4

hmm I got -18?

Answer 5

is that correct?

Answer 6

@Princer_Jones

Answer 7

no incorrect

Answer 8

(f-g)(x)=f(x)-g(x)=(3x^2+2)-(2x-1)=3x^2+2-2x+1=3x^2-2x+3
Put x=-3 and get the solution @shoplovepc

Answer 9

Thank you so much!!!

Answer 10

36 is the answer