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Mathematics, 03.09.2019 20:20 michellerosas

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for f(x)=2x+1 and g(x)=x^2-7 find (fog)(x)
a)2x^2-13
b)2x^3-x^2-7x-7
c)3x^2+7x-6
d)2x^3+x^2-14x-7

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for f(x)=2x+1 and g(x)=x^2-7 find (fog)(x)
a)2x^2-13
b)2x^3-x^2-7x-7
c)...
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