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If $x=2 \cos \theta-\cos 2 \theta$ and $y=2 \sin \theta-\sin 2 \theta$, prove that $\frac{d y}{d x}=\tan \left(\frac{3 \theta}{2}\right)$.
If $x=2 \cos \theta-\cos 2 \theta$ and $y=2 \sin \theta-\sin 2 \theta$, prove that $\frac{d y}{d x}=\tan \left(\frac{3 \theta}{2}\right)$.
CBSE | Class 12 | Differentiation | Exercise 11.7 | Maths | RD Sharma
If $x=2 \cos \theta-\cos 2 \theta$ and $y=2 \sin \theta-\sin 2 \theta$, prove that $\frac{d y}{d x}=\tan \left(\frac{3 \theta}{2}\right)$.

RD Sharma Solutions for Class 12 Maths Chapter 11 Diffrentiation Image 358

RD Sharma Solutions for Class 12 Maths Chapter 11 Diffrentiation Image 359

RD Sharma Solutions for Class 12 Maths Chapter 11 Diffrentiation Image 360

RD Sharma Solutions for Class 12 Maths Chapter 11 Diffrentiation Image 361

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