Question
Evaluate the integral.$$\int_{3}^{1}\left(5 x^{4}+3 x^{2}\right) d x$$
Step 1
The integral of $x^n$ is $\frac{x^{n+1}}{n+1}$, so the integral of $5x^4$ is $\frac{5x^5}{5}$ and the integral of $3x^2$ is $\frac{3x^3}{3}$. Therefore, the integral of the function is $x^5 + x^3$. Show more…
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