\((1 - \sin^2\theta)\sec^2\theta = \)
A. 0
B. \(\tan^2\theta\)
C. \(\sin^2\theta\)
D. 1
1 answer
Best answer
Answer: D. 1
\((1 - \sin^2\theta)\sec^2\theta = \cos^2\theta \times \frac{1}{\cos^2\theta} = 1\).
Doubtly AI
· 24 Oct 2026
AI-verified · Oct 2026
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