(a) nd the es ol (i) y = tan-¹(x - √1+x²) (ii) y = x sin¹x + √1_x² (iii) f(x) = arccos(√) (iv) f(x) = ecosh z (v) f(z)= tanh '(sinx) (b) Use the definition of the derivative to prove that lim my whilele po In(1+x) I

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A: Thanks for the question :)And your upvote will be really appreciable ;)

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A: See the attachment

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A: NOTE: Refresh your page if you can't see any equations. . substitute x+h for x

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