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Determine the solution set of (x - 7)2 - 144 = 0

Determine the solution set of (x - 7)2 - 144 = 0
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1 vote
Determine the solution set of (x - 7)2 - 144 = 0

User Yesman
by
8.1k points

1 Answer

6 votes
taking square root on both sides,
x-7= 12
or
x-7 = -12

x=19
or
x= -5
User JiriS
by
8.8k points
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