If sin A – cos A = 0, 0 ≤ A ≤ 900
, find the value of A.
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Answer:
A=45°
Step-by-step explanation:
sin A – cos A = 0
or,sin A=cos A
or,sin A=sin(90°-A)
or,A=90°-A
or,2A=90°
or,A=90°/2
or,A=45°
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