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  • 03-11-2017
  • Mathematics
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3x2 + 10 − y2 + 4x − 8x2 − 5y − 8 + y2 + 3

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  • 03-11-2017
3x2 + 10 − y2 + 4x − 8x2 − 5y − 8 + y2 + 3

we begin  ny multiplication 

6  + 10  − y2 +4x -16 -5y -8 + y2 +3 =


-5 
+ 4x-  5y =

4x -5y -5 



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