SSC CGL 6 Mar 2020 Shift 2 Paper

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Question : 57 of 100

Marks: +1, -0

If (cos²θ –1)(1 + tan²θ) + 2tan²θ = 1, 0° ≤ θ ≤ 90° then θ is:

90°
60°
30°
45°

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