simplify sin(3 x)/((x-3) (x+3))-(3 sin(x) cos^2(x)-sin^3(x))/(x^2-9) - Wolfram|Alpha

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link to /input/?i=-%283+cos%5E2%28x%29+sin%28x%29%29%2F%28-9%2Bx%5E2%29%2B%28sin%5E3%28x%29%29%2F%28-9%2Bx%5E2%29%2B%28sin%283+x%29%29%2F%28%28-3%2Bx%29+%283%2Bx%29%29&lk=1&a=ClashPrefs_*Math-
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