Question
Evaluate the following integrals. If the integral is not convergent, answer "divergent."$$\int_{0}^{\infty} \frac{1}{4+x^{2}} d x$$
Step 1
Step 1: Rewrite the integral as a limit: $$ \int_{0}^{\infty} \frac{1}{4+x^{2}} d x = \lim_{b \to \infty} \int_{0}^{b} \frac{1}{4+x^{2}} d x $$ Show more…
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