The value of

MATHEMATICS · Single correct · CBSE · Mathematics · Introduction to Trigonometry · Introduction to Trigonometry

Problem

The value of sin⁡(90∘−a)cos⁡a\dfrac{\sin(90^\circ-a)}{\cos a}, where 0∘<a<90∘0^\circ<a<90^\circ, is (a) tan⁡A\tan A (b) 11 (c) sec⁡A\sec A (d) cot⁡A\cot A

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