What is the value of [sin(y - z) + sin(y + z) + 2siny]/[sin(x - z) + s – McqOptions

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1.	What is the value of [sin(y - z) + sin(y + z) + 2siny]/[sin(x - z) + sin(x + z) + 2sinx]?
A.	cosx.siny
B.	siny/sinx
C.	sinz
D.	sinx.tany
Answer» C. sinz

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