Home
Class 12
MATHS
The derivative of f(tanx) wrt g(secx) at...

The derivative of `f(tanx)` wrt `g(secx)` at `x=pi//4`, where `f'(1)=2` and `g'(sqrt(2))=4` is a)`(1)/(sqrt(2))` b)`sqrt(2)` c)1 d)2

A

`(1)/(sqrt(2))`

B

`sqrt(2)`

C

1

D

2

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

The derivative of tan^-1 ((2x)/(1-x^2)) with respect to cos^-1 sqrt(1-x^2) is a) (sqrt(1-x^2))/(1+x^2) b) 1/sqrt(1-x^2) c) 2/(1+x^2) d) (2sqrt(1-x^2))/(1+x^2)

If f(1)=1,f'(1)=2 , then lim_(xto1)(sqrt(f(x))-1)/(sqrt(x)-1) is a)2 b)4 c)1 d) 1/2

The value of "sin"(31)/(3)pi is a) (sqrt3)/(2) b) (1)/(sqrt2) c) (-sqrt3)/(2) d) (-1)/(sqrt2)

1/(cos80^(@))-sqrt(3)/(sin80^(@)) is equal to a) sqrt(2) b) sqrt(3) c)2 d)4

If f(x)=sqrt(2x)+(4)/sqrt(2x) then f'(2) is equal to

lim_(x rarr oo) sqrt(x^(2)+1)- sqrt(x^(2)-1) = a)-1 b)1 c)0 d)2

If omega is a complex cube root of unity, then the value of sin{(omega^(10)+omega^(23))pi-(pi)/(6)} is a) (1)/(sqrt(2)) b) (sqrt(3))/(2) c) -(1)/(sqrt(2)) d) (1)/(2)

If a and b are positive numbers such that a gt b , then the minimum value of a sec theta- b tan theta (0 lt theta lt pi/2) is a) 1/sqrt(a^2-b^2) b) 1/sqrt(a^2+b^2) c) sqrt(a^2+b^2) d) sqrt(a^2-b^2)

If x takes negative permissible values , then sin^(-1) x= a) cos^(-1)sqrt(1-x^2) b) -cos^(-1)sqrt(1-x^2) c) cos^(-1)sqrt(x^2-1) d) pi-cos^(-1)sqrt(1-x^2)