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If sin (A + B) + sin(B + C) + cos (C - A...

If `sin (A + B) + sin(B + C) + cos (C - A) = - 3/2 "show that",`
`sinA + cosB + sinC = 0, cosA + sinB + cosC = 0.`

Text Solution

Verified by Experts

The correct Answer is:
`cos A + sinB + cosC = 0`
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