I need help with these problems:(adsbygoogle = window.adsbygoogle || []).push({});

(1) STan^-1(y)dy

and

(2) Ssin^-1(x)dx

(S=integral)

I can't seem to figure out the trigonometric formula for integration. A little help or hint would be nice. Thanks!

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# Aarrr, help?

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