SOLUTION: (a2+ab-3b2)+(4a2-ab+b2)

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Question 171894: (a2+ab-3b2)+(4a2-ab+b2)
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
%28a%5E2%2Bab-3b%5E2%29%2B%284a%5E2-ab%2Bb%5E2%29 Start with the given expression


a%5E2%2Bab-3b%5E2%2B4a%5E2-ab%2Bb%5E2 Remove the parenthesis


%28a%5E2%2B4a%5E2%29%2B%28ab-ab%29%2B%28-3b%5E2%2Bb%5E2%29 Group like terms


5a%5E2-2b%5E2 Combine like terms


So a%5E2%2Bab-3b%5E2%2B4a%5E2-ab%2Bb%5E2=5a%5E2-2b%5E2