Home
Class 12
MATHS
If y = (cos^(2))(3x)/(2) - (sin^(2))(3x)...

If `y = (cos^(2))(3x)/(2) - (sin^(2))(3x)/(2)`, then `(d^(2)y)/(dx^(2))` is

A

`-3sqrt(1-y^2)`

B

9y

C

`-9y`

D

`3sqrt(1-y^2)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

If y=a^(x), (d^(2)y)/(dx^(2))=

If x = t^(2), y = t^(3) then (d^(2)y)/(dx^(2)) is

If y = root(3)(x) , then (d^(2)y)/(dx^(2) =

If y=2^(n+1)+(3)/(x^(n)) , then x^(2)(d^(2)y)/(dx^(2)) is

If y = x+e^(x) , then (d^(2)y)/(dx^(2)) is equal to

If x = at^(2), y = 2at , then (d^(2)y)/(dx^(2)) =