Answer
$(x+6y)^4=x^4+24x^3y+216x^2y^2+864xy^3+1296y^4$
Work Step by Step
$(x+6y)^4=~_4C_0x^4+~_4C_1x^3(6y)^1+~_4C_2x^2(6y)^2+~_4C_3x^1(6y)^3+~_4C_4(6y)^4=x^4+24x^3y+216x^2y^2+864xy^3+1296y^4$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 11 - Chapter Test - Page 843: 11
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