Algebra 2 Common Core

Published by Prentice Hall
ISBN 10: 0133186024
ISBN 13: 978-0-13318-602-4

Chapter 9 - Sequences and Series - 9-1 Mathematical Patterns - Practice and Problem-Solving Exercises: 14

Answer

The first six terms, in order, are: $-3, 9, -27, 81, -243, 729$

Work Step by Step

Substitute n with 1, 2, 3, 4, 5, 6 $a_{n}=(-3)^{n}$ $a_{1}=(-3)^{1}=-3$ $a_{2}=(-3)^{2}=9$ $a_{3}=(-3)^{3}=-27$ $a_{4}=(-3)^{4}=81$ $a_{5}=(-3)^{5}=-243$ $a_{6}=(-3)^{6}=729$
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