Quadratic Formula and Discriminant

What is the discriminant and how many solutions would this quadratic have? 4x² + 6x - 4 = 0

• -28, No Solutions

• 28, 2 Solutions

• 100, 2 Solutions

• -100, No Solutions

Tags

CCSS.HSA-REI.B.4B

What is the discriminant of this equation?

• 64

• 52

• 9

• 0

Tags

CCSS.HSA-REI.B.4B

What is the discriminant and how many solutions would this quadratic have?

• 205, 2 Solutions

• -71, No Solutions

• 121, 2 Solutions

• 121, 1 Solution

Tags

CCSS.HSA-REI.B.4B

Solve for x:

3x² - 6x + 6 = 0

• x = 1± i

• x = 3, -6

• x = 4.8, 2.7

• Undefined

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Solve x² - 5x + 10 = 0

• (5 - i√15)/2  ,  (5 + i√15)/2

• (5 - √15)/2  ,  (5 + √15)/2

• (5 - i√65)/2  ,  (5 + i√65)/2

• (5 - √65)/2  ,  (5 + √65)/2

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

What is the discriminant and how many solutions would this quadratic have? 3x² + 3x + 4 = -3

• -75, No Solutions

• -75, 2 Solutions

• -39, No Solutions

• -39, 1 Solution

Tags

CCSS.HSA-REI.B.4B

If the discriminant of the quadratic equation is equal to 4, how many real solutions are there?

• None

• One

• Two

• Infinite

Tags

CCSS.HSA-REI.B.4B

For the function above, determine whether the discriminant is positive, negative, or zero.

• Positive

• Negative

• Zero

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

What is the quadratic formula?

Tags

CCSS.HSA-REI.B.4B

If the discriminant of the quadratic equation is equal to 0, how many real solutions are there?

• None

• One

• Two

• Infinite

Tags

CCSS.HSA-REI.B.4B