Quadratic Formula (Rational Solutions)

If the discriminant equals 0, then the quadratic has:

• 1 Rational Solution

• 2 Rational Solutions

• No solutions

• 2 Complex Solutions

Identify the 'b' value: y = 16x² -8x -24

• 16

• -8

• 8

• -24

The discriminant is

• aX²  + bX  +  c

• b - 4ac

• b² - 4ac

• b² + 4ac

What is the discriminant of 6x² − 2x − 3 = 0

• 76

• 29

• 68

• none of these

If the discriminant is positive and a perfect square, then the solution will be

• one real solution

• two real rational solutions

• two real irrational solutions

• one imaginary solution

If the discriminant is equal to 0, how many solutions are there?

• No solutions

• 1 Solution

• 2 Solutions

• Infinite solutions

If the discriminant is equal to -2, how many solutions are there?

• No Solutions

• 1 Solution

• 2 Solutions

• Infinite Solutions

Solve using the Quadratic Formula:
x² + 4x + 3 = 0

• x = 1 and x = 3

• x = 6 and x = -2

• x = -1 and x = -3

• x = 2 and x = 3

2x²-x -3=0

• x=-3/2  x=1

• x= 3/2 x= -1

• x= -3/2 x= -1

• x= 3/2 x= 1