SOLUTION: Please help solving this problem: {{{ 4 < sqrt(x) < 9 }}}

SOLUTION: Please help solving this problem: {{{ 4 < sqrt(x) < 9 }}}

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Question 617350: Please help solving this problem:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
4 < sqrt(x) < 9
-----
Square along the line to get:
16 < x < 81
=========================
cheers,
Stan H.
=============
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