Answer :

olemakpadu
f(x) = x⁷

g(x) = x - 4

f(x).g(x) = x⁷*(x - 4) = x⁸ - 4x⁷
taverasbernise

Answer:

x^2+3x-28

Step-by-step explanation:

(x+7)(x-4) multiply the parentheses

x^2-4x+7x-28 combine like terms

x^2+3x-28

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