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Wiki hack and Crack
How far can we stretch this wiki?
equations
mathml
<html>
<p>
<math xmlns=“http://www.w3.org/1998/Math/MathML”>
<msup>
<msqrt>
<mrow>
<mi>a</mi>
<mo>+</mo>
<mi>b</mi>
</mrow>
</msqrt>
<mn>27</mn>
</msup>
</math>
</p>
</html>