jason1556
jason1556 jason1556
  • 12-08-2018
  • Mathematics
contestada

what are the answer to this ? resolve in R : 3(X+2)^2=27

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Аноним Аноним
  • 12-08-2018

3\left(X+2\right)^2=27

\frac{3\left(X+2\right)^2}{3}=\frac{27}{3}

\left(X+2\right)^2=9

Answer is 1 and -5.

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konrad509
konrad509 konrad509
  • 12-08-2018

[tex] 3(x+2)^2=27\\
(x+2)^2=9\\
x+2=3 \vee x+2=-3\\
x=1 \vee x=-5 [/tex]

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