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Asked by manishasihag2002feb11 | 29 Feb, 2024, 10:02: AM
answered-by-expert Expert Answer

img

Let  u = loga (x)

img  ..................... (1)

In above expression, logae is constant .

By differentiating eqn.(1) , we get

f '(x) = logae × (1/u) × ( du/dx)  .......................(2)

u = loga x  =  loge x   ×   logae  

du/dx = logae  × (1/x)

By substituting du/dx , we rewrite eqn.(2) as

img

img

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