Question
Wed July 06, 2011 By: Nandini Vineeth
 

HOW TO FACTORIZE THE FOLLOWING-X^3-23X^3+142X-120 (FACTORIZATION OF CUBIC POLY NOMIALS)

Expert Reply
Thu July 07, 2011
The correct polynomial is  x- 23x2 + 142 x - 120
The factors of 120 are
By HIT & TRIAL method,
if x = 1, x- 23x2 + 142 x - 120 = 1 - 23 + 142 - 120 = 0
So, ( x - 1)  is a factor of x- 23x2 + 142 x - 120
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