If X upon y + y upon X = -1 the value of x cube minus y cube
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Friends please help match the following
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Step-by-step explanation:
x uoon y plus y upon x
= x square+y square upon xy
so
x square+ y square =-xy
that means x square + y square +xy = 0
and this term in formula of x cube - y cube will make it zero
thus answer will be zeeeeeeerrro
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