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प्रश्न
Prove that:
cosec2 45° - cot2 45° = 1
बेरीज
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उत्तर
LHS= cosec2 45° - cot2 45°
= `(sqrt2)^2 –1^2 = 2 – 1 = 1 = RHS`
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 21: Trigonometrical Ratios [Sine, Consine, Tangent of an Angle and their Reciprocals] - EXERCISE 21 (C) [पृष्ठ ३२२]
