merary14vp9uzlu
merary14vp9uzlu
05-06-2018
Mathematics
contestada
Find (g•f)(3)
F(x)=|x+2|
g(x)=-x^2
Respuesta :
gmany
gmany
08-06-2018
[tex]f(x)=|x+2|\\\\g(x)=-x^2\\\\(g\circ f)(x)=-x^2|x+2|=-|x^2|\cdot|x+2|=-|x^2(x+2)|=-|x^3+2x^2|\\\\(g\ \circ\ f)(3)=-|3^3+2(3)^2|=-|27+2(9)|=-|27+18|=-45[/tex]
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