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How did you approach this question? Did you find it easy/hard? Personally, I don't think I answered the question properly but I tried my best. I did 'love'.. My mind blanked out. Probably added 'sadness' in there somewhere as well.. imo this was prob my worse essay. How did everyone else go...

Hi, can someone please help me find the derivative of: y=sin(sin inverse x) I did: dy/dx = 1/sq rt.(1-x^2) cos (sin inverse x) Apparently the answer is 1 according to the textbook. Thanks!