Find Solutions Using the Discriminant Slides

If the discriminant is zero, how many solutions does the graph have?

• 2

• 1

• 0

How many real solutions does 2a² - 5a + 5 = 0 have?

• 2

• 1

• 0

Tags

CCSS.HSA-REI.B.4B

How many real solutions does 3k² + k - 1 = 0 have?

• 2

• 1

• 0

Tags

CCSS.HSA-REI.B.4B

Find the discriminant: -4v² - 4v - 1 = 0

• 0

• 12

• 20

• 32

Tags

CCSS.HSA-REI.B.4B

What is the discriminant in the Quadratic Formula?

• -b + 4ac

• b - 4ac

• -b² - 4ac

• b² - 4ac

Tags

CCSS.HSA-REI.B.4B

What is the discriminant of this graph?

• Positive

• Zero

• Negative

Find the discriminant: 2a² - 5a + 5 = 0

• 44

• 65

• -15

• -144

Tags

CCSS.HSA-REI.B.4B

Find the discriminant: 3k² + k - 1 = 0

• 36

• -11

• 13

• -20

Tags

CCSS.HSA-REI.B.4B

For the function above, is the discriminant positive, negative, or zero?

• Positive

• Negative

• Zero

• Not Sure

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

For the function above, is the discriminant positive, negative, or zero?

• Positive

• Negative

• Zero

• Not Sure

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A