Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 5 - Exponents and Polynomials - 5.2 - Multiplying Monomials - Problem Set 5.2 - Page 202: 96



Work Step by Step

Using the law $a^{m}\times a^{n}=a^{m+n}$ to obtain: $(-6x^{2n+4})(5x^{3n-4})$ $=(-6\times 5)(x^{2n+4}\times x^{3n-4})$ $=(-30)(x^{2n+4+3n-4})$ $=-30x^{5n}$
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