document.write( "Question 47391: describe a binomial that is the difference of two squares \n" ); document.write( "

Algebra.Com's Answer #31296 by tutorcecilia(2152) $\"\"$ $\"About$

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(a-b)(a+b) [Use FOIL to multiply]
\n" ); document.write( " $\"%28a%5E2-b%5E2%29\"$ [When multiplying the difference of two squares, the middle term cancels. The first and last terms are squared and the operation is subtraction (that is, difference)]
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\n" ); document.write( "For example:
\n" ); document.write( " $\"%28x%5E2+-+25%29\"$ = $\"%28x%5E2+-+5%5E2%29\"$ [The difference of two squares x and 5]
\n" ); document.write( "(x-5)(x+5) [No math involved, just plug-in the values that represent \"a\" and \"b\"]
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