CodeCannibal64
CodeCannibal64 CodeCannibal64
  • 17-03-2020
  • Mathematics
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Use the method of completing the square to transform the quadratic equation into the form [tex](x-p)^2=q[/tex]

[tex]9-9x+x^2=0[/tex]

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ljusup ljusup
  • 17-03-2020

[tex]9-9x+x^2=0[/tex]

[tex]3^2-9x+x^2=0[/tex]

Notice that:

[tex](3-x)^2=9-6x+x^2[/tex]

Now we will write  [tex]3^2-9x +x^2[/tex]  in a different way:

[tex]3^2-6x-3x+x^2=0[/tex]

[tex]3^2-6x+x^2=3x[/tex]

[tex](3-x)^2=3x[/tex]

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