Answer
$$x^6+6x^5+15x^4+20x^3+15x^2+6x+1$$
Work Step by Step
Using the binomial expansion theorem, we can expand the binomial without multiplying it out. Doing this, we find:
$$x^6+6x^5+15x^4+20x^3+15x^2+6x+1$$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 10 Counting Methods and Probability - 10.5 Find Probabilities of Independent and Dependent Events - 10.5 - Mixed Review - Page 723: 43
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