contestada

Use the discriminant to describe the roots of each equation. Then select the best description. x^2-4x+4=0
double root
real and rational roots
real and irrational roots
non real roots

Respuesta :

D  the discriminant = b^2 - 4ac  for the equation ax^2 + bx + c = 0

For x^2 - 4x + 4  D = (-4)^2  - 4*1*4  = 0

There will be a double root 
They will also be real and rational
ACCESS MORE
ACCESS MORE
ACCESS MORE
ACCESS MORE

Otras preguntas