If tan θ = √32, the sum of the infinite series 1 + 2(1 - cosθ) + – InterviewSolution

1.	If tan θ = √32, the sum of the infinite series 1 + 2(1 - cosθ) + 3(1 - cosθ)2 + 4(1 - cosθ)3+........∞ is
Answer» If tan $θ$ = $\sqrt{\frac{3}{2}}$ , the sum of the infinite series 1 + 2(1 - cos $θ$ ) + 3(1 - cos $θ$ ) $^{2}$ + 4(1 - cos $θ$ ) $^{3}$ +........ $\infty$ is

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