jirvine82pe7ff3 jirvine82pe7ff3

29-08-2018
Mathematics

contestada

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

Respuesta :

31-08-2018

[tex]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[/tex]

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