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<a NAME="E1:17"/>
3 <a href="square_1.html#K5">^2</a>  <a href="hidden.html#R1">=</a> 9
 
;<br/>
<a NAME="E2:17"/><b>then </b>
 <a href="square_1.html#K7">sqrt</a> 9 <a href="hidden.html#R1">=</a> 3
 
<b>by </b><i><a class="ref" href="square_1.html#T89">SQUARE_1:89</a></i>;<br/>
<b>hence </b><a NAME="E3:17"/>
 <a href="square_1.html#K7">sqrt</a> 5 <a href="xxreal_0.html#NR3" target="_self">&lt;</a> 3
 <b>by </b><i><a class="ref" href="square_1.html#T95">SQUARE_1:95</a></i>;<br/>


</div>
