document.write( "Question 527393: meaning of x^2 \n" ); document.write( "

Algebra.Com's Answer #348872 by josmiceli(19441) $\"\"$ $\"About$

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$\"x\"$ can be any number, so
\n" ); document.write( "if you pick a number, say $\"7\"$ ,
\n" ); document.write( "then
\n" ); document.write( " $\"+x+=+7+\"$
\n" ); document.write( " $\"+x%5E2+=+x%2Ax+\"$
\n" ); document.write( " $\"+7%5E2+=+7%2A7+\"$
\n" ); document.write( "and
\n" ); document.write( " $\"+7%2A7+=+49+\"$
\n" ); document.write( "In other words, to square something
\n" ); document.write( "is to multiply it by itself
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