jadagyal14
jadagyal14 jadagyal14
  • 23-06-2016
  • Mathematics
contestada

x^2+6x=13

What Is The Result After Completing The Square ?

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texaschic101
texaschic101 texaschic101
  • 26-06-2016
x^2 + 6x = 13
x^2 + 6x + 9 = 13 + 9
(x + 3)^2 = 22
x + 3 = (+,-) sq rt 22
x = -3 + (sq rt 22) and x = -3 - (sq rt 22)
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