Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 11 - 11.5 - The Binomial Theorem - 11.5 Exercises - Page 813: 14



Work Step by Step

Fourth row of Pascal's triangle: $1~~4~~6~~4~~1$ It corresponds to: $_4C_0~~_4C_1~~_4C_2~~_4C_3~~_4C_4$ So, $_4C_2=6$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.