cos²+1/1+cot²=1 prove this
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Step-by-step explanation:
Cos²θ + 1 / 1 + Cot²θ
=> Cos²θ + 1 / 1 + Cos²θ/Sin²θ
=> Cos²θ + 1 / [Sin²θ + Cos²θ / Sin²θ]
=> Cos²θ + 1 / (1/Sin²θ) ( ∵ Sin²θ + Cos²θ = 1)
=> Cos²θ + Sin²θ
=> 1
= R.H.S
Hence proved.
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