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प्रश्न
If tan θ = cot θ and 0°∠θ ∠90°, state the value of θ
उत्तर
tan θ = cotθ
tan θ = `(1)/(tanθ )`
tan2 θ = 1
tan θ = 1
tan θ = tan 45°
θ = 45°
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