If √r=aeθcotα where a and α are real arbitrary constants and d2rd – InterviewSolution

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1.	If √r=aeθcotα where a and α are real arbitrary constants and d2rdθ2=krcot2α, then the value of k is
Answer» If $\sqrt{r} = a e^{θ cot α}$ where $a$ and $α$ are real arbitrary constants and $\frac{d^{2} r}{d θ^{2}} = k r {cot}^{2} α$ , then the value of $k$ is

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