Answer
$(f\cdot g)(x) =6x^3-13x^2-13x+20$
Work Step by Step
Given $f(x)=2x-5$ and $g(x)=3x^2+x-4$, we have $(f\cdot g)(x)=f(x)\cdot g(x)=(2x-5)(3x^2+x-4)=6x^3-13x^2-13x+20$
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