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The differential of f(x)=log(e ) (1+e^(1...

The differential of `f(x)=log_(e ) (1+e^(10x))-tan^(-1) (e^(5x))` at x = 0 and for dx = 0.2 is

A

0.5

B

0.3

C

`-0.2`

D

`-0.5`

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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2021-MULTIPLE CHOICE QUESTION
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  2. If b=int(0)^(1) (e^(t))/(t+1)dt, then int(a-1)^(a) (e^(-t))/(t-a-1) is

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  7. If a(vecalpha xx vecbeta) + b(vecbeta xx vecgamma) +c(vecgamma xx veca...

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  8. If the tangent at the point P with co-ordinates (h, k) on the curve y^...

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  11. The determinant |(a^(2)+10,ab, ac),(ab, b^(2)+10, bc),(ac, bc, c^(2)...

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