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यदि f(x)=cot^(-1)((x^(x)-x^(-x))/(2)) , ...

यदि `f(x)=cot^(-1)((x^(x)-x^(-x))/(2))` , then f'(1)=

A

`-log2`

B

log 2

C

1

D

`-1`

लिखित उत्तर

Verified by Experts

The correct Answer is:
D
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KC SINHA-अवकलन -OBJECTIVE QUESTIONS
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  2. यदि x^(2) + y^(2) = 1 तब

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  3. यदि f(x)=cot^(-1)((x^(x)-x^(-x))/(2)) , then f'(1)=

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  8. यदि x=acos^(4)theta,y=asin^(4)theta तो (dy)/(dx)है? यदि theta=(3pi)/...

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  9. If siny+e^(-xcosy)=e, then (dy)/(dx), at (1,pi) is

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  10. d/(dx)(a^(x)-x^(x))=

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  12. If y="sin"^(-1)(2x)/(1+x^(2)),0ltxlt1and0ltylt(pi)/(2), then (dy)/(dx)...

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  13. यदि x^(y)=e^(x-y), तब (dy)/(dx)=

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  14. (d)/(dx)[logsqrt((1-cosx)/(1+cosx)) equals

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  15. If y="sin"^(-1)(2x)/(1+x^(2)),0ltxlt1and0ltylt(pi)/(2), then (dy)/(dx)...

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  16. यदि siny=xsin(a+y) तब (dy)/(dx) =

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  17. निम्नलिखित फलनों का x के सापेक्ष अवकलन कीजिए : sec^(-1).(x^(2)+1)/(x...

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  18. यदि y=tan^(-1)sqrt((1+cosx)/(1-cosx)), तब (dy)/(dx)=

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  19. यदिy^(2)=ae^(-2x)+(2)/(5)(cosx-2sinx), तो y(dy)/(dx)+y^(2)+sinx=

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  20. The derivative of sec^(-1)((1)/(2x^(2)-1)) with respect to sqrt(1-x^(2...

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