kaylaschauman5559 kaylaschauman5559
  • 15-03-2019
  • Mathematics
contestada

The first three steps of completing the square to solve the quadratic equation x2+8x+5=0 what are next 3 steps

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starlipika
starlipika starlipika
  • 26-03-2019

1. form is

(x+a)^2 - (a)^2 + b

a is half of the second coefficient in front of x (half of 8)

(x+4)^2 -(4)^2 +5

(x+4)^2 -16+5

= (x+4)^2 -9

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