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Question
यदि sin x = p है, तो सिद्ध कीजिए कि:
`cot x = sqrt(1 - p^2)/p`
Theorem
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Solution
साध्य, `cot x = sqrt(1 - p^2)/p`
∵ sin2 x + cos2 x = 1
p2 + cos2 x = 1
∴ `cos x = sqrt(1 - p^2)`
अब, `cot x = cos x/sin x`
= `sqrt(1 - p^2)/p`
अतः सिद्ध हुआ।
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2025-2026 (March) Basic - 430/1/2
