Mathematics · Trigonometry
The value of (sin x + sec x)2 + (cosec x + cos x)2 is:
- 1(2 + sec x cosec x)2
- 2(sec x cosec x + 1)2✓
- 3(2 - sec x cosec x)2
- 4(1 - sec x cosec x)2
Correct answer
(sec x cosec x + 1)2
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