How many terms are in the binomial expansion of (3x 5)^9? 8 9 10 11

asked Apr 21, 2017 25.9k views

3 votes

How many terms are in the binomial expansion of (3x 5)^9?
8
9
10
11

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6 votes

Answer:10 terms

Explanation:

John Biesnecker answered Apr 22, 2017

6.7k points

7 votes

hmmm
(x+y)^2=x^2+2xy+y^2
binnomial to the n power yeilds n+1 terms
(3x+5)^9 yields 9+1=10 terms

10 terms

Knaperek answered Apr 25, 2017

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