1.

निम्न फलन का x के सापेक्ष अवकल गुणांक ज्ञात कीजिए|` (i)sin ^(-1)""(1)/(sqrt(1+x^(2)))` ` (ii) tan ^(-1) ""(x)/(sqrt( 1+x^(2)))` ` (iii) tan ^(-1) ((x)/(1+x^(2)))`

Answer» Correct Answer - ` (-1)/(sqrt(1-x^(2)cos ^(-1) x ))" "(ii) (1)/((1+ 2x^(2))sqrt(1+x^(2)))" "(iii) (1-x^(2))/(1+3x^(2)+x^(4))`


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