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प्रश्न
Simplify:
x + y − (x + `overline("y"-"x"))`
बेरीज
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उत्तर
x + y − (x + `overline("y"-"x"))`
= x + y − (x + y − x)
= x + y − x − y + x
= x − x + x + y − y
= x
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