document.write( "Question 742492: (3-y)(3+y)=\r
\n" ); document.write( "\n" ); document.write( "(a)9-y^2 (b)9+y^2 (c)9+6y+y^2 (d)9-6y+y^2 (E)none
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Algebra.Com's Answer #452504 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
(3-y)(3+y)=\r
\n" ); document.write( "\n" ); document.write( "(a)9-y^2 (b)9+y^2 (c)9+6y+y^2 (d)9-6y+y^2 (E)none
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\n" ); document.write( "You can use (a-b)*(a+b) = a^2 - b^2
\n" ); document.write( "Or you can multiply it.\r
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