hopedawson22159 hopedawson22159
  • 14-06-2021
  • Mathematics
contestada

How do I fill this out I need to pass this class to move up a grade

How do I fill this out I need to pass this class to move up a grade class=

Respuesta :

Jason2018Tang Jason2018Tang
  • 14-06-2021

Answer: x = 8,-2

Step-by-step explanation:

x^2-6x-16=0

x =[ -(-6)+-sqrt(-6)^2 - 4x1x(-16)/2x1

x = [6+-sqrt 36+64]/2

x = 6+-sqrt 100/2

x = 6 +-10/2

x = 6+10/2, 6-10,2

x = 8, -2

Answer Link
cwrw238 cwrw238
  • 14-06-2021

Answer:

Step-by-step explanation:

This is the quadratic equation formula for the roots.

x^2 - 6x - 16 = 0

x = [- (-6) +/- √( (-6)^2 - 4*1*-16) / 2*1

x = (6 +/- √(36 + 64) / 2

x = (6 +/- √(100) / 2

x = (6 +/- 10) / 2

x =  16/2 = 8

x = -4/2 = -2

Answer Link

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