Hannelore240 Hannelore240

09-08-2015
Mathematics

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Find g of f for f=7x+5 and g(x)=5x^2+4x-3

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apologiabiology apologiabiology

10-08-2015

basically (g of f)x=(f(g(x)) so
g of f=f(g(x))=7(5x^2+4x-3)+5
distribute
f(g(x))=35x^2+28x-21+5=35x^2+28x-16

g of f=35x^2+28x-16

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