SOLUTION: if the coefficient of x^k and x^(k+1) in the expansion of (2+3x)^19 are equal, find k.
please discuss elaborately as sometimes its hard to understand short cut methods
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Question 1117566: if the coefficient of x^k and x^(k+1) in the expansion of (2+3x)^19 are equal, find k.
please discuss elaborately as sometimes its hard to understand short cut methods
Answer by ikleyn(52803) (Show Source): You can put this solution on YOUR website!
.
I solved this problem and posted my solution with all details under this link
https://www.algebra.com/statistics/Binomial-probability/Binomial-probability.faq.question.1117363.html
https://www.algebra.com/statistics/Binomial-probability/Binomial-probability.faq.question.1117363.html
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