1.

फलन का अवकलन गुणांक ज्ञात कीजिए| ` (i)sqrt(log x ) " "(ii)sqrt(sec x) " "(iii) sqrt(log _a x )`

Answer» Correct Answer - ` (i) (1)/(2xsqrt(log x ))" "(ii) (tan sqrt(sec x))/(2) " "(iii) (1) /(2x sqrt(log _a x ) )log _ae `
(ii ) माना ` sec x =t rArr " "(dt)/(dx) = sec x tan x `


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