Question

If x = θcosθ – sinθ and y = θsinθ + cosθ, where 'θ' is a parameter, then $\frac{dy}{dx}$ equals

यदि x = θcosθ – sinθ तथा y = θsinθ + cosθ, जहाँ 'θ' एक प्राचल है, तब $\frac{dy}{dx}$ का मान है

• A. –θtanθ
• B. θsinθ
• C. tanθ
• D. –cotθ

Answer 1

The correct option is D –cotθ

Solution