1.

Derivative of `log_(e^(2))(logx)` with respect to x is . . .A. `2/(xlogx)`B. `1/(xlogx)`C. `1/(xlogx^(2))`D. `2/(logx)`

Answer» Correct Answer - C
Let `y=log_(e^(2))(logx)`
`rArry=1/2log_(e)(logx)(thereforelog_(a^(n))(x)=1/nlog_(a)x)`
On differentiating both sides w.r.t.x, we get
`(dy)/(dx)=1/21/(logx)d/(dx)(logx)`
`=1/(log^(2))dot1/x=1/(xlogx^(2))`


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