SOLUTION: Hi Tutor I'm not completely sure about this problem. x^3-2x^2+9x-18 The direction is factor by grouping. Do I just subtract and add just as writen? I would appreciate your hel

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Question 193821This question is from textbook Basic Technical Mathematics
: Hi Tutor
I'm not completely sure about this problem.
x^3-2x^2+9x-18
The direction is factor by grouping. Do I just subtract and add just as writen?
I would appreciate your help. This question is from textbook Basic Technical Mathematics

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!




Put the terms into two groups (hence the name, factor by grouping)



Factor an out of the first group, and a 9 out of the second group:



Now notice that each term has a factor of (x - 2)

Factor that out:




John