1. ∫ sin^5(x) cos^2(x) dx
2.(a) Show that d/dx{1/4[In(sin2x) - In(cos2x)]} = csc4x.
(b) Using (a) and integration by parts, find ∫csc^3(4x)dx.
收錄日期: 2021-04-23 23:23:12
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