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1 vote
Solve by taking the square root of both sides 3(x-1)^2-162=0

User Radys
by
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2 Answers

5 votes
We know that: 3(x-1)^2-162=0
or (x-1)²= 162:3
and (x-1)²= 54
we take the square root of both sides
* x-1=
√54= 3√6 or x=1+3√6
* x-1= -√54= -3√6 or x=1-3√6
This equation has 2 solutions
User Eun
by
9.0k points
6 votes

Answer: B x=1-3 root of of 6 or 1+3 root of 6

Explanation:

I got the answer correct on the test :)

User Migz
by
8.5k points

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