miag2001 miag2001
  • 14-12-2016
  • Mathematics
contestada

Simplify.

5√7+√7−2√7

4√7

3√21

3√7

4√21


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lolurnotaburger
lolurnotaburger lolurnotaburger
  • 14-12-2016
The answer is A.

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