How to integrate sin^2(x)/x^2 from -inf to inf
The improper integral of sin^2(x)/x^2 from -inf to inf. We actually just need integration by parts (DI method) and the fact that the integral of sin(x)/x from neg inf to inf is pi 👉 • integral of sin(x)/x from 0 to inf by Feyn... .
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Calculus 1 👉 / 1703815
Calculus 2 👉 / 1716951
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