![Solve this: 3 If (1 +sinA) (1 +sinB) (1+sinC) = (1-sinA) (1-sinB) (1-sinC), then each side is equal - Maths - Trigonometric Functions - 12633586 | Meritnation.com Solve this: 3 If (1 +sinA) (1 +sinB) (1+sinC) = (1-sinA) (1-sinB) (1-sinC), then each side is equal - Maths - Trigonometric Functions - 12633586 | Meritnation.com](https://s3mn.mnimgs.com/img/shared/content_ck_images/ck_5af126ed154e4.jpeg)
Solve this: 3 If (1 +sinA) (1 +sinB) (1+sinC) = (1-sinA) (1-sinB) (1-sinC), then each side is equal - Maths - Trigonometric Functions - 12633586 | Meritnation.com
![if A+B+C=180 degree, then prove that sinA+sinB+sinC=4cos A/2 cosB/2 cosC/2 - Maths - Trigonometric Functions - 1038496 | Meritnation.com if A+B+C=180 degree, then prove that sinA+sinB+sinC=4cos A/2 cosB/2 cosC/2 - Maths - Trigonometric Functions - 1038496 | Meritnation.com](https://s3mn.mnimgs.com/img/shared/content_ck_images/ana_qa_image_57b2e4d9108d8.png)
if A+B+C=180 degree, then prove that sinA+sinB+sinC=4cos A/2 cosB/2 cosC/2 - Maths - Trigonometric Functions - 1038496 | Meritnation.com
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