document.write( "Question 871190: Help!
\n" ); document.write( "Since the square of y is y^2 and the square of 13 is 169, why isn't the square of (y+13) equal to y^2 +169? \n" ); document.write( "

Algebra.Com's Answer #525365 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
Because $\"A%5E2%2BB%5E2%3C%3E%28A%2BB%29%5E2\"$
\n" ); document.write( " $\"%28A%2BB%29%5E2=A%5E2%2B2AB%2BB%5E2\"$ or more simply using the distributive property,
\n" ); document.write( " $\"%28A%2BB%29%28A%2BB%29=%28A%2BB%29A%2B%28A%2BB%29B\"$
\n" ); document.write( " $\"%28A%2BB%29%5E2=A%5E2%2BBA%2BAB%2BB%5E2\"$
\n" ); document.write( " $\"%28A%2BB%29%5E2=A%5E2%2B2AB%2BB%5E2\"$ \r
\n" ); document.write( "\n" ); document.write( "So,
\n" ); document.write( " $\"%283%2B4%29%5E2=3%5E2%2B2%283%29%284%29%2B4%5E2\"$
\n" ); document.write( " $\"7%5E2=9%2B24%2B16\"$
\n" ); document.write( " $\"49=49\"$
\n" ); document.write( " \n" ); document.write( "

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