Discriminant and Quadratic Formula (23)

• a = 4, b = -8, c = 3

• a = -8, b =4, c =3

• a = 4, b = -8, c = -3

• a = -8, b = 4, c = -3

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.CED.A.1

Solve Using the Quadratic Formula 
2x² + 7x - 15 = 0

• -1.5 or 5
• No Solution
• -5 or 1.5
• 0.7 or 5

Tags

CCSS.HSA-REI.B.4B

Name "c" for the equation 4x² - 5x - 7 = 10

• 7
• -17

• -5
• -3

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.CED.A.1

Solve Using the Quadratic Formula
 x² + 4x - 40 = -8

• -10 & -4
• -4 & 10
• -8 & 4
• 8 & -4

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

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

• Positive

• Negative

• Zero

• -1
• -3
• 9
• 0
• 1
• 3
• -9

Tags

CCSS.HSA.REI.B.4

For the following quadratic equation:  4x² – 8x = 3

a = ​ (a)   b = ​ (b)   c = ​ (c)  

• 4
• -8
• -3
• 8
• 3