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If sinA=sinB and cosA=cosB, thenA.sinA−B2=0B.sinA+B2=0C.cosA−B2=0D.cosA+B=0

Answer»

If sinA=sinB and cosA=cosB, then

A.sinAB2=0

B.sinA+B2=0

C.cosAB2=0

D.cosA+B=0


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