Question

cos theta by 1 + sin theta is equals to 1+sin theta / cos theta​

Answer 1

Step-by-step explanation:

costheta/1+sin theta=1+sintheta/costheta. cos^2theta=(1+sin^2theta) c os^2 theta-sin^2theta=1 cos2theta=1. 2 theta=π\2. theta=π\4

Answer 2

Answer:

Step-by-step explanation:

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