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d/(dx) {log(x + sqrtx^2+1)} is...

`d/(dx) {log(x + sqrtx^2+1)} is`

A

`sqrt(X^2+1)`

B

`x/(sqrt(x^2+1))`

C

`xsqrt(x^2+1)`

D

`1/(sqrt(x^2+1)`

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PRADEEP PUBLICATION-CONTINUITY AND DIFFERENTIABILITY-EXERCISE
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  7. d/(dx) {log(x + sqrtx^2+1)} is

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  9. If y = sqrt(sin x + y) , then (dy)/(dx) is equal to

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  15. If y = tan^-1 (2x/(1-x^2)) + cos^-1 ((1-x^2)/(1+x^2)), find dy/dx when...

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  16. If f(x) = x^2 +(x^2)/(1+x^2)+ (x^2)/((1+x^2)^2) + …. up to infty, then...

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  17. For the function f(x) = x +1/x, x in [1,3], the value of c for mean va...

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  18. The value of 'c' in mean Value Theorem for the function f(x) =x(x-2) i...

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