11.4k views
3 votes
Use the discriminant to describe the roots of each equation. Then select the best description. x2 - 6x + 9 = 0

User Roborourke
by
7.9k points

1 Answer

1 vote
x² - 6x + 9 = 0

a = 1, b = -6, c = 9

Discriminant = b² - 4ac = (-6)² - 4*1*9 = 36 - 36 = 0

Since the Disciminant, D = 0, the roots are real and equal
User MFarmer
by
8.0k points