document.write( "Question 302219: Simplify (4x^3-36x)/(2x^2+6x) \n" ); document.write( "
Algebra.Com's Answer #216755 by london maths tutor(243)\"\" \"About 
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factorise 4x^3 - 36x = 4x(x^2 - 9) = 4x(x+3)(x-3)
\n" ); document.write( "factorise (2x^2+6x)= 2x(x+3) \r
\n" ); document.write( "\n" ); document.write( "The fraction becomes: \r
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\n" ); document.write( "\n" ); document.write( "\"4x%28x%2B3%29%28x-3%29%2F2x%28x%2B3%29+\"\r
\n" ); document.write( "\n" ); document.write( "cancel out \"2x\" and \"x+3\"\r
\n" ); document.write( "\n" ); document.write( "= 2(x-3)
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