PLSSS HELP ANSWER, THE QUESTION IS IN THE SCREENSHOT

asked Jun 6, 2023 56.9k views

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Let f(x) be the integrand.

$f(-2)=-8 \\ \\ f(0)=0 \\ \\ f(2)=8 \\ \\ f(4)=64 \\ \\ \implies \int^(4)_(-2) x^3 \text{ dx}=\approx (1)/(2)(2)[-8+64+2(0+8)] \\ \\ =\boxed{72}$

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