求不定积分:∫sin^3xdx rt.怎么解

2025-03-19 23:12:37
推荐回答(1个)
回答1:

∫sin^3xdx
=∫(1-cos^2x)sinxdx
=-∫(1-cos^2x)dcosx
=-cosx+cos^3x/3+C