If ^ n C _ X = ^ n C _ y then write the two possible relationship… - Vidyadip

Question

If ${ }^{ n } C _{ X }={ }^{ n } C _{ y }$ then write the two possible relationships between $x$ and $y.$

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Answer

If ${ }^n C_{x^{\prime}}={ }^{ n } C_y$ then possible relationships between $x$ and $y$ are : $(1) x = y$ $(2) x + y = n$

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