Question
Very-short and Short-Answer Questions.
Write the value of $\big(1-\sin^2\theta\big)\sec^2\theta.$
Write the value of $\big(1-\sin^2\theta\big)\sec^2\theta.$
✓
Answer
$\big(1-\sin^2\theta\big)\sec^2\theta$$=\cos^2\theta\times\frac{1}{\cos^2\theta}$
$=1$
$=1$
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