### Home > PC > Chapter 8 > Lesson 8.2.2 > Problem8-90

8-90.

Given a geometric sequence with first term a1 = 8 and common ratio r = , write the first 5 terms of the sequence. Homework Help ✎

$a_1=8$

$a_2=(8)\left(-\frac{1}{2}\right)=-4$

$a_3=(8)\left(-\frac{1}{2}\right)\left(-\frac{1}{2}\right)=$

$a_4=(8)\left(-\frac{1}{2}\right)\left(-\frac{1}{2}\right)\left(-\frac{1}{2}\right)=$