document.write( "Question 42658This question is from textbook INTERMEDIATE ALGEBRA
\n" ); document.write( ": Factor completely:
\n" ); document.write( "9x2 – 36y2
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Algebra.Com's Answer #27739 by tran3209(100) $\"\"$ $\"About$

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9x^2-36y^2
\n" ); document.write( "9(x^2-4y^2)
\n" ); document.write( "9(x^2-2^2y^2)
\n" ); document.write( "9[x^2-(2y)^2] Apply the formula A^2-B^2 = (A+B)(A-B)
\n" ); document.write( "9(x+2y)(x-2y) \n" ); document.write( "

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