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OpenStudy (anonymous):
if g(x)=x^3+3 h(x)=3x+2 Find (3g+3h)(-x) and explain the answer please
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OpenStudy (anonymous):
(3*g+3*h)*(-x) (3*(x^3+3)+3*(3x+2))*(-x) (3x^3+9+9x+2)*(-x) -3x^4+9x^2+11x
OpenStudy (anonymous):
just substitute the expression of g and h into the new expression
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