PDF chapter test TRY NOW
In this exercise, an Assertion is followed by the Reason. Mark the suitable answer from the given options:
| Assertion (A): | \(9 \sec^2 A - 9\tan^2 A = 9\) |
| Reason (R): | For any value of \(\theta\), \(1 + \tan^2 \theta = \cot^2 \theta\). |
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