examuyt examuyt
  • 08-04-2020
  • Mathematics
contestada

Rewrite the equation by completing the square. x^2 +3 x -28 = 0

Respuesta :

teacherap026
teacherap026 teacherap026
  • 08-04-2020

Answer:

(x+7)(x-4)

Step-by-step explanation:

First, write as a difference.

x^2+7x-4x-28

Factor by grouping. (shown below in image)

Ver imagen teacherap026
Answer Link
anohearn anohearn
  • 08-06-2021

Answer:

[tex](x+\frac{3}{2}) ^{2} = \frac{121}{4}[/tex]

Answer Link

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