A decent integral challenge for calculus 2 students

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 👉 https://youtu.be/s1zhYD4x6mY.

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"Just Calculus" is dedicated to helping students who are taking precalculus, AP calculus, GCSE, A-Level, year 12 maths, college calculus, or high school calculus. Topics include functions, limits, indeterminate forms, derivatives, and their applications, integration techniques and their applications, separable differential equations, and a lot more. Feel free to leave calculus questions in the comment section and subscribe for future videos.
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