document.write( "Question 1093004: Hello, wondering if you're able to help me factorise x-64x^3 with an explanation please. Just started A-level maths and not sure how to do it yet.
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Algebra.Com's Answer #707612 by ikleyn(52781) $\"\"$ $\"About$

You can put this solution on YOUR website!
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document.write( " =  =   (  apply the formula  = (a+b)*(a-b) to get )\r\n" );
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\n" ); document.write( "\n" ); document.write( "Answer. $\"x+-+64x%5E3\"$ = $\"x%2A%281%2B8x%29%2A%281-8x%29\"$ .\r
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\n" ); document.write( "\n" ); document.write( "Solved.\r
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\n" ); document.write( "The shortcut quadratic multiplication formulas:\r
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\n" ); document.write( "\n" ); document.write( "1. The square of the sum formula is                  $\"%28a+%2B+b%29%5E2+=+a%5E2+%2B+2ab+%2Bb%5E2\"$ .\r
\n" ); document.write( "\n" ); document.write( "      For details and examples of applications of this formula see the lesson The square of the sum formula in this site.\r
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\n" ); document.write( "\n" ); document.write( "2. The square of the difference formula is      $\"%28a+-+b%29%5E2+=+a%5E2+-+2ab+%2Bb%5E2\"$ .\r
\n" ); document.write( "\n" ); document.write( "      For details and examples of applications of this formula see the lesson The square of the difference formula in this site.\r
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\n" ); document.write( "\n" ); document.write( "3. The difference of squares formula is        $\"a%5E2+-+b%5E2+=+%28a+%2B+b%29%2A%28a-+b%29\"$ .\r
\n" ); document.write( "\n" ); document.write( "      For details and examples of applications of this formula see the lesson The difference of squares formula in this site.\r
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\n" ); document.write( "Dear \"students\" !\r
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\n" ); document.write( "\n" ); document.write( "Today I solved 16 problems for you and got back 0 (zero, ZERO) \"thanks\" from you.\r
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\n" ); document.write( "\n" ); document.write( "It is the absolute record !
\n" ); document.write( "    It is just out of limits of my understanding !
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\n" ); document.write( "\n" ); document.write( "Thank you very much and wish you to think:   WHO ARE YOU . . . \r
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