riahberry437
riahberry437 riahberry437
  • 10-02-2017
  • Mathematics
contestada

What's the difference?

Whats the difference class=

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apologiabiology
apologiabiology apologiabiology
  • 10-02-2017
parenthasees

the first onewould evaluate to 4x²
the 2nd one would just be -2x²
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