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Learn how to do the integral of sqrt(x^2-1)/x^4 with trigonometric substitution. This is a very common calculus 2 integration homework problem (from James Stewart's single variable calculus textbook). See the previous video: https://youtu.be/ALVLoZbw5Bs Why we dont need the absolute value when we do trig sub https://youtu.be/KzfQ49JkxzE?si=IX6BVQXi5qvUumBe Remember these integrals: https://youtu.be/fgkjsj9wZdk How to choose the "u" https://www.youtube.com/watch?v=fYTJkkCyl4s ----------------------------------------------------------------------- Want more practice? Get my calculus practice quizzes on Patreon! Calculus 1 👉 https://www.patreon.com/collection/1703815 Calculus 2 👉 https://www.patreon.com/collection/1716951/ ----------------------------------------------------------------------- #calculus #bprpcalculus #apcalculus #mathtutorials #math
