If sin3x = cos(3x – 45°), 0° < 3x < 90°, then x is equal to: – McqOptions

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1.	If sin3x = cos(3x – 45°), 0° < 3x < 90°, then x is equal to:
A.	27.5°
B.	45°
C.	35°
D.	22.5°
Answer» E.

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