∫[sinx∧2╱(xcosx-sinx)∧2]dx
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∫[sinx∧2╱(xcosx-sinx)∧2]dx∫[sinx∧2╱(xcosx-sinx)∧2]dx∫[sinx∧2╱(xcosx-sinx)∧2]dx∫[sinx∧2╱(xcosx-sinx)∧
∫[sinx∧2╱(xcosx-sinx)∧2]dx
∫[sinx∧2╱(xcosx-sinx)∧2]dx
∫[sinx∧2╱(xcosx-sinx)∧2]dx
∫[sinx∧2╱(xcosx-sinx)∧2]dx
=∫[(tanx)^2/(x-tanx)^2]dx
=∫[((secx)^2-1)/(x-tanx)^2]dx
=-∫[1/(x-tanx)^2]d(x-tanx)
=1/(x-tanx)+C
∫[sinx∧2╱(xcosx-sinx)∧2]dx
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