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Let A and B denote the statements A: cos...

Let A and B denote the statements `A: cos alpha + cos beta + cos gamma=0, B:sin alpha + sin beta + sin gamma=0`, If `cos(beta - gamma) + cos(gamma - alpha) + cos(alpha - beta)=-3/2`, then

A

A is true and B is false

B

A is flase and B is true

C

Both A and B are true

D

Both A and B are false.

Text Solution

Verified by Experts

The correct Answer is:
C
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