If (sin θ + cosec θ) 2 + (cos θ + sec θ) 2 = k + tan 2 θ + cot 2 θ, then the value of k is equal to:

SSC CGL Tier II Quant 18 Nov 2020 Paper

Question : 72 of 100

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If (sin θ + cosec θ)² + (cos θ + sec θ)² = k + tan² θ + cot² θ, then the value of k is equal to:

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