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F(x)=5x+4 g(x)=7x^2+3 find -3•(g-f)(0)

F(x)=5x+4 g(x)=7x^2+3 find -3•(g-f)(0)
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1 vote
F(x)=5x+4
g(x)=7x^2+3
find -3•(g-f)(0)

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User Ovasylenko
by
7.5k points

1 Answer

3 votes


f(x)=5x+4\\\\g(x)=7x^2+3\\\\(g-f)(x)=g(x)-f(x)=(7x^2+3)-(5x+4)\\\\=7x^2+3-5x-4=7x^2-5x-1\\\\-3(g-f)(x)=-3(7x^2-5x-1)=-21x^2+15x+3

answered
User Neena
by
7.3k points
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