SOLUTION: Factor by grouping: 7m^3-2m^2+14m-4 I do not understand and the book provides no examples.

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Question 238881: Factor by grouping:
7m^3-2m^2+14m-4
I do not understand and the book provides no examples.
Answer by JimboP1977(311) About Me  (Show Source):
You can put this solution on YOUR website!
Means look for common occurences (factors) in the expression:
m^2(7m-2)+2(7m-2)
= (2+m^2)(7m-2)