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A. Given: f(x) = x2 + 5x + 6; g = x+3
1. (f.g)(x) =​


Sagot :

Step-by-step explanation:

f(x)x g(x)

(x²+5x+6) (x+3)

x³+5x²+6x+3x²+15x+18

combine like terms

x³+8x²+21x+18