johnlaver20 johnlaver20
  • 11-06-2020
  • Mathematics
contestada

I really need help with this

I really need help with this class=

Respuesta :

rococo908
rococo908 rococo908
  • 11-06-2020

Answer:

100

Step-by-step explanation:

To complete the square, you have to add ([tex]\frac{b}{2}[/tex])² to each side.

So, -20 divided by 2 is -10. -10 squared is 100, so add 100 to both sides of the equation to complete the square.

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