64.0k views
5 votes
3x²-9x+1+0 Find the discriminant

User Enterx
by
4.4k points

1 Answer

3 votes

Answer:


\boxed{D = 69}

Explanation:

The given quadratic equation is:


3x^2-9x+1 = 0

Comparing it with the standard form of Quadratic Equation
ax^2+bx+c = 0 , we get:

a = 3, b = -9 and c = 1

Discriminant = b² - 4ac

D = (-9)²-4(3)(1)

D = 81 - 12

D = 69

User Nullability
by
4.0k points