Mathematics · Trigonometry
If sin(θ) + cos(θ) = m and sec(θ) + cosec(θ) = n, then what is the correct relation for n(m + 1)(m - 1)?
- 1n(m2 - 1) = m2
- 2n(m2 - 1) = 4m
- 3n(m2 - 1) = 2m✓
- 4n(m2 - 1) = m
Correct answer
n(m2 - 1) = 2m
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