document.write( "Question 1068887: Factor the polynomial 27a^3+8b^3 \n" ); document.write( "

Algebra.Com's Answer #684146 by ikleyn(52909) $\"\"$ $\"About$

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\n" ); document.write( "Overview of the shortcut cubic multiplication formulas.\r
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\n" ); document.write( "\n" ); document.write( "1. The cube of the sum formula is                  $\"%28a+%2B+b%29%5E3+=+a%5E3+%2B+3a%5E2%2Ab+%2B+3a%2Ab%5E2+%2B+b%5E3\"$ .\r
\n" ); document.write( "\n" ); document.write( "      For details and examples of applications of this formula see the lesson The cube of the sum formula in this site.\r
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\n" ); document.write( "\n" ); document.write( "2. The cube of the difference formula is      $\"%28a+-+b%29%5E3+=+a%5E3+-+3a%5E2%2Ab+%2B+3a%2Ab%5E2+-+b%5E3\"$ .\r
\n" ); document.write( "\n" ); document.write( "      For details and examples of applications of this formula see the lesson The cube of the difference formula in this site.\r
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\n" ); document.write( "\n" ); document.write( "3. The sum of cubes formula is                        $\"a%5E3+%2B+b%5E3+=+%28a+%2B+b%29%2A%28a%5E2+-+ab+%2B+b%5E2%29\"$ .\r
\n" ); document.write( "\n" ); document.write( "      For details and examples of applications of this formula see the lesson The sum of cubes formula in this site.\r
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\n" ); document.write( "\n" ); document.write( "4. The difference of cubes formula is            $\"a%5E3+-+b%5E3+=+%28a+-+b%29%2A%28a%5E2+%2B+ab+%2B+b%5E2%29\"$ .\r
\n" ); document.write( "\n" ); document.write( "      For details and examples of applications of this formula see the lesson The difference of cubes formula in this site.\r
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