Show that for any acute angle .

MATHEMATICS · Subjective · CBSE · Mathematics · Introduction to Trigonometry · Introduction to Trigonometry

Problem

Show that 1−sin⁡θcos⁡θ=cos⁡θ1+sin⁡θ\dfrac{1-\sin\theta}{\cos\theta}=\dfrac{\cos\theta}{1+\sin\theta} for any acute angle θ\theta.

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