2002galaxy03 2002galaxy03
  • 07-06-2019
  • Mathematics
contestada

find the discriminant and the number of real roots for this equation 4x^2+16x+16=0

Respuesta :

Аноним Аноним
  • 07-06-2019

Answer:

2 real roots: x = -2 multiplicity 2.

Step-by-step explanation:

The discriminant = b^2 - 4ac

= 16^2 - 4*4*16

= 0

This means there are duplicate roots, 2 roots having the same value.

4x^2+16x+16=0

(2x + 4)(2x + 4) = 0

x = -2 , -2.

Answer Link
mmayra8589 mmayra8589
  • 27-10-2020

Answer:

0; one real root

Step-by-step explanation:

Answer Link

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