Answer each of the following questions in one word or one sentence or as per exact requirement o... VIDEO
Answer each of the following questions in one word or one sentence or as per exact requirement of the question:
If \( a \) and \( b \) denote respectively the coefficients of \( x^{m} \) and \( x^{n} \) in the expansion of \( (1+x)^{m+n} \), then write the relation between \( a \) and \( b \).
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