queen100 queen100
  • 07-11-2017
  • Mathematics
contestada

identify the terms and like terms in the expression
- x - 9 x*2 + 12x*2 + 7

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altavistard
altavistard altavistard
  • 07-11-2017
Here's a list of the terms:
-x
-9x^2        Note:  Please use " ^ " to denote exponentiation.
12x^2
7

-9x^2 and 12x^2 are the only "like" terms.  Combining them produces 3x^2.
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