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OpenStudy (teller):
Someone mind telling me if I did this right ? Suppose that the functions f and g are defined for all real numbers x as follows. f(x)=2x^2 g(x)=x+4 Write the expressions for (g-f)(x) and (g.f)(x) and evaluate (g+f)(2) My work (g-f)(x)= (x+4)-2x^2 (g.f)(x)=(x+4).2x^2 evaluate (g+f)(2)=4x^2+6
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