Ifsin =cos , then sin - cos is equal toxy – McqOptions

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1.	Ifsin =cos , then sin - cos is equal toxy
A.	x - y
B.	x + y
C.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>x - y</center></td></tr><td align="center"> <span style=" text-decoration: overline;">x + y </span></td></table>
D.
E.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>y - x</center></td></tr><td align="center"> <span style=" text-decoration: overline;">x + y </span></td></table>
Answer» D.

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