College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter P - Prerequisites: Fundamental Concepts of Algebra - Exercise Set P.2: 18

Answer

81

Work Step by Step

When dividing exponential expressions with the same non-zero base, subtract the exponent of the denominator from the exponent of the numerator and give the result to the same base: $$\frac{3^{8}}{3^{4}}$$ $$=3^{(8-4)}$$ $$=3^{4}$$ $$=81$$
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