document.write( "Question 655282: How do I solve this equation?: 4x^3-104x^2+640x=1152 \n" ); document.write( "

Algebra.Com's Answer #409030 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( " 4x^3-104x^2+640x=1152
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document.write( " x^3-26x^2+160x - 288 = 0    | x = 4, one solution
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document.write( "Using synthetic Divsion
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document.write( "4	1	-26	160	-288
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document.write( " 	 	  4	-88	 288
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document.write( " 	1	 -22	 72	  0
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document.write( "Results in:
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document.write( "        x^2 - 22 + 72 = 0
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document.write( "factoring
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document.write( "       (x-4)(x-18)= 0
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document.write( "Roots:  4,4,18
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