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What do you know about the sum of the exponents for x and y in any term in the expansion of (x + y)n.
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What do you know about the sum of the exponents for x and y in any term in the expansion of (x + y)n.

User Nikhilesh K V
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1 Answer

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the sum of the exponents of x and y will always be n
google "binomial expansion" to learn the details.
User Dydil
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