SOLUTION: Can you help me wtih this problem? Factor by grouping: 1-n-m+nm
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Question 181773: Can you help me wtih this problem? Factor by grouping: 1-n-m+nm
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Factor by grouping:
Group as shown, and remember to change the sign (+ to -) in the last term:
Factor the m in the second group.
Now factor the (1-n)
...and you're done!
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