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A value of θ for which (2 + 3isinθ)/(1 - 2isinθ) is purely imaginary, is

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A value of θ for which (2 + 3isinθ)/(1 - 2isinθ) is purely imaginary, is

(a) pi/3

(b) pi/6

(c) sin-1(√3/4)

(d) sin-1(1/√3)

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Correct option (d) sin-1(1/√3)

Explanation:

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