If f(x)=x²+2x and g (x)=3x-1, find (f g) (2)
Answer (1)
Answer:40Step-by-step explanation:We want to find fg(2) which means fg(x) = f(x)*g(x)Step 1: Find f(2)f(x)=x²+2xf(2)=2²+2*2f(2) = 4 + 4f(2) = 8Step 2: Find g(2)g(x) =3x - 1g(2) =3*2 - 1g(2) = 5Step 3: Find f(2)*g(2)f(2)*g(2) = 8*5 = 40
