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sin A/(1 + cos A) = (1 - cos A)/sin A

This type of question, asked 2 times: 9 Sep 2024 S3, 26 Sep 2024 S2. All 2 questions below, oldest first.

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  1. Question 1

    9 Sep 2024 S3

    69
    If A is an acute angle, which of the following is equal to sin⁡A1+cos⁡A\frac{\sin A}{1 + \cos A}?

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  2. Question 2

    26 Sep 2024 S2

    64
    If p=sin⁡A1+cos⁡Ap = \frac{\sin A}{1 + \cos A}, then sin⁡A1−cos⁡A\frac{\sin A}{1 - \cos A} is equal to:

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