SOLUTION: What is {{{ (x+9)^2 =18 }}}

SOLUTION: What is {{{ (x+9)^2 =18 }}}

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Question 589593: What is
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
(x+9)^2 =18
x+9=+-sqrt(18) Take sqrt of each side.
...=+-sqrt(9*2)
...=+-3sqrt(2)
x=-9+3sqrt(2), x=-9-3sqrt(2)
.
Ed
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