2sinAsinB is equal to – McqOptions

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1.	2sinAsinB is equal to
A.	sin(A+B) + sin(AÂ-B)
B.	cos(A-Â'-Â cos(A+B)
C.	sin(A+B) -Â sin(A-ÂB)
D.	cos(A+B) + cos(A-ÂB)
Answer» C. sin(A+B) -Â sin(A-ÂB)

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