3ab (2ab + 2a -b )-2a (2ab -2b +a )

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07-02-2017
Mathematics

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3ab (2ab + 2a -b )-2a (2ab -2b +a )

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Аноним Аноним · Answer 1 · 2017-02-07T19:32:47+01:00

a • (6ab2 + 2ab - 2a - 3b2 + 4b)

Step by step solution :Step 1 :
Equation at the end of step 1 : (3ab • (2ab + 2a - b)) - 2a • (2ab + a - 2b) Step 2 :Equation at the end of step 2 : 3ab • (2ab + 2a - b) - 2a • (2ab + a - 2b) Step 3 :Step 4 :Pulling out like terms :

4.1     Pull out like factors :

   6a2b2 + 2a2b - 2a2 - 3ab2 + 4ab  =

  a • (6ab2 + 2ab - 2a - 3b2 + 4b)

Final result : a • (6ab2 + 2ab - 2a - 3b2 + 4b)