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Chapter 5
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Lesson 5.1.2
> Problem 5-27
5-27.
Step 1(a):
2(
x
+ 3)
2
= 0
Step 2(a):
(
x
+ 3)
2
= 0
Answer (a):
x
= −3
Hint (b):
See part (a).
Step 1(c):
Step 2(c):
2
x
− 5 = ± 21
Answer (c):
x
= −8 or
x
= 13
Hint (d):
