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22-10-2019
Mathematics

contestada

Let f(x)=3x2−5x+13 and g(x)=2x−7 . What is g(f(x)) ?
A 6x2−10x+19 B 3x2−3x+6 C 12x2−89x+160 D 6x3−31x2+61x−91

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nancyyy54 nancyyy54

22-10-2019

G(f(x))=2(3x^2-5x+13)-7
G(f(x))=6x^2-10x+26-7
G(f(x))=6x^2-10x+19 =>A

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