Q27 of 96 Page 12

If y = {log (x + √x2 + 1)2, show that (1 + x2) .

Formula: –






Given: –



Differentiating w.r.t x



Using formula(ii)



Using formula(i)




Squaring both sides



Differentiating w.r.t x



Using formual(iii)



Hence proved


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