21dowlenkatel 21dowlenkatel
  • 11-04-2018
  • Mathematics
contestada

2. X^2=81
3. x^2=64
4. X^2=100
5. X ^2=121

Respuesta :

Аноним Аноним
  • 11-04-2018
x² = 81
x = [tex]\pm[/tex]√81
x = [tex]\pm[/tex]9

x² = 64
x = [tex]\pm[/tex]√64
x = [tex]\pm[/tex]8

x² = 100
x = [tex]\pm[/tex]√100
x = [tex]\pm[/tex]10

x² = 121
x = [tex]\pm[/tex]√121
x = [tex]\pm[/tex]11
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