Informatika Unindra
sin 2x cos 2x dx = ∫ 1 2 sin 4x dx . sin 2x = 2 sinxcosx = 1 2 ( - 1 4 cos 4x)+c = - 1 8 cos 4x+c . sin 5x cos 2x dx = ∫ 1 2 ( sin 7x + sin 3x) dx . Inga. t : sinx. cosx = 1 2 sin x+y + sin (x - y) Maka = 1 2 ∫ sin 7x dx+ ∫ sin 3x dx = 1 2 ( - 1 7 cos 7x - 1 3 cos 3x)+c = - 1 14 cos 7x- 1 6 cos 3x+c . 2 cos 10x. cos 4x dx= ( cos … ................
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