document.write( "Question 88893: Find each product
\n" ); document.write( "1.(3x)(4x^3)(-x^5)
\n" ); document.write( "2.5x^3(4x^5-2x)
\n" ); document.write( "3. (5x-2y)^2
\n" ); document.write( "4. (5x+1)(3x^2-3x-2)
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Algebra.Com's Answer #64610 by chitra(359)\"\" \"About 
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Find each product:\r
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\n" ); document.write( "\n" ); document.write( "1. \"%283x%29%284x%5E3%29%28-x%5E5%29\"\r
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\n" ); document.write( "\n" ); document.write( "This can be written as: \r
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\n" ); document.write( "\n" ); document.write( "\"%28+3x+%2A+4x%5E3+%2A+%28-x%5E5%29%29\" \r
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\n" ); document.write( "\n" ); document.write( "Multiplying the numbers and the variables(to add the powers) we get: \r
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\n" ); document.write( "\n" ); document.write( "\"+-12+x+%2A+x%5E3+%2A+x%5E5+\"\r
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\n" ); document.write( "\n" ); document.write( "\"+-+12+x%5E9+\" \r
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\n" ); document.write( "\n" ); document.write( "Hence, the solution. \r
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\n" ); document.write( "\n" ); document.write( "2. \"5x%5E3%284x%5E5-2x%29\"\r
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\n" ); document.write( "\n" ); document.write( "This can be written as: \r
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\n" ); document.write( "\n" ); document.write( "\"+20x%5E8+-+10x%5E4+\" This is obtained by multiplying we get these terms.. \r
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\n" ); document.write( "\n" ); document.write( "Hence, the solution. \r
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\n" ); document.write( "\n" ); document.write( "3. (5x-2y)^2\r
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\n" ); document.write( "\n" ); document.write( "This is of the form \"%28a+-+b%29%5E2+=+a%5E2+-+2ab+%2B+b%5E2\" \r
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\n" ); document.write( "\n" ); document.write( "Expanding this using the above formula, we get: \r
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\n" ); document.write( "\n" ); document.write( "\"25x%5E2+%2B+4y%5E2+-+20xy\" \r
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\n" ); document.write( "\n" ); document.write( "Hence, the solution. \r
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\n" ); document.write( "4. (5x+1)(3x^2-3x-2)\r
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\n" ); document.write( "\n" ); document.write( "Using distributive law and Multiplying terms, we get: \r
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\n" ); document.write( "\n" ); document.write( "\"%2815x%5E3+%2B+3x%5E2+-+15x%5E2+-+3x+-+10x+-+2%29\" \r
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\n" ); document.write( "\n" ); document.write( "==> \"%2815x%5E3+%2B+3x%5E2+-+15x%5E2+-+13x+-+2%29\" \r
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\n" ); document.write( "\n" ); document.write( "Hence, the solution. \r
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\n" ); document.write( "\n" ); document.write( "Regards
\n" ); document.write( "Chitra\r
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