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

Algebra ->  Proportions  -> Lessons -> SOLUTION: Please help solving this problem: {{{ 4 < sqrt(x) < 9 }}}      Log On


   

Question 617350: Please help solving this problem: +4+%3C+sqrt%28x%29+%3C+9+
Answer by stanbon(75887) About Me  (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.
=============