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10:32
YouTube
EuleR PoinT
A Really Hard Integral #integral
In this video we carefully evaluate the definite integral I = ∫₀^{π/2} arccos( cos x / (1 + 2 cos x) ) dx step by step. We use clever substitutions, symmetry, and trigonometric identities to turn a veryhard-looking integral into a clean exact answer. This lesson is ideal for students who enjoy challenging calculus problems, as well as ...
62 views
1 month ago
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