3. Si f(x)=7x+5 determinar: a) f+g b)f*g .... Question from @Nanabres

October 2023 1 9 Report

3. Si f(x)=7x+5 determinar:

a) f+g

b)f*g

a) 8x + 1

b) 7x² - 23x - 20

f(x) = 7x + 5

g(x) = x - 4

a) f(x) + g(x) = 7x + 5 + (x - 4) = 8x + 1

b) f(x) × g(x) = (7x + 5)(x - 4) = 7x² - 28x + 5x - 20 = 7x² - 23x - 20

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