If sinx + sinx = 4 ; and 0 < x < 90 , then find the value of x 1 + c – McqOptions

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1.	If sinx + sinx = 4 ; and 0 < x < 90 , then find the value of x 1 + cosx1 - cosx
A.	10
B.	15
C.	45
D.	30
Answer» E.

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