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If x =cos^3 theta, y = sin^3 theta then ...

If `x =cos^3 theta, y = sin^3 theta` then `sqrt(1+((dy)/(dx))^2)=`

A

`tan^2 theta`

B

`Sec^2 theta`

C

`Sectheta`

D

`|Sectheta|`

Text Solution

Verified by Experts

The correct Answer is:
D
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AAKASH SERIES-DIFFRENTATION-PRACTICE SHEET (EXERCISE - I) (LEVEL - I)(Straight Objective Type Questios)
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