di65 di65
  • 14-03-2016
  • Mathematics
contestada

evaluate expression 3(7+x2);x=2

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apologiabiology
apologiabiology apologiabiology
  • 14-03-2016
so assuming that x2=x^2 and not 2x
3(7+2^2)
3(7+4)
3(11)
33
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