Mathematics · Trigonometry
If X = (1 + cos(θ))(2 - 2cos(θ))(2 + 2sin(θ))(1 - sin(θ)), then the value of X + 1X + 2 is:
- 1cosec2(θ) sec2(θ)✓
- 2sec2(θ) sin2(θ)
- 3cos2(θ) + sec2(θ)
- 4cot2(θ)
Correct answer
cosec2(θ) sec2(θ)
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