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Find(f+g)(x) if f(x)=3x+5 and g(x)= -2x^2-5x=3 A. (f+g(x)=-2x^2+8x+8 B. (f+g)(x)=-2x^2-2x+8 C. (f+g)(x)=-4x+8 D. (f+g)(x)=-2x+8
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Find(f+g)(x) if f(x)=3x+5 and g(x)= -2x^2-5x=3

A. (f+g(x)=-2x^2+8x+8
B. (f+g)(x)=-2x^2-2x+8
C. (f+g)(x)=-4x+8
D. (f+g)(x)=-2x+8

User Karl Harnagy
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1 Answer

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(f+g)(x)=f(x)+g(x)= 3x+5 + (-2x^2-5x+3) = -2x^2 -2x+8 (B)
User Dstftw
by
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