Question
Determining Whether an Integral Is Improper. Decide whether the integral is improper. Explain your reasoning.$$\int_{-\infty}^{\infty} \frac{\sin x}{4+x^{2}} d x$$
Step 1
An integral is considered improper if it has one or both of the following characteristics: - The limits of integration are infinite. - The function being integrated has an infinite discontinuity within the limits of integration. Show more…
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