what expression is obtained on adding the expressions
3-y+y2,2y+3y​2-10,3+y2 and -4y2+2y

Dear student
We have,3-y+y2,2y+3y2-10, 3+y2 and -4y2+2y3-y+y2+2y+3y2-10+3+y2-4y2+2y=y2+3y2+y2-4y2+-y+2y+2y+3-10+3=y2+3y-4
Regards

  • 1
=3 -10 + 3 -y + 2y  +2y +y2 +3y2 +y2 -4y2
​=  -4 +3y + 5y2
 
  • -1
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