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Permutations , combinations and binomial expansion — Statistics STD 11 Commerce — Question

Gujarat BoardEnglish MediumSTD 11 CommerceStatisticsPermutations , combinations and binomial expansion1 Mark
Question
Write the general term of the expansion $(x+a)^n$.
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Answer

The general term of the expansion of $( x + a )^{ n }$ is ${ }^n C_r x ^{ n - r a r}$.

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