Quadratic Formula skills

If the graph of a quadratic does not intercept the x-axis at any point, then it has:

• 1 Real Solution
• 2 Real Solutions
• Half a Solution
• No Real Solution

.How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSF-IF.C.7A

What form is this equation in?

2x²+4x-3=0

• standard form

• vertex form

• factored form

• none of these

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

• 16
• 8
• -8
• -24

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

• 16
• -8
• 8
• -24

Identify a, b, and c in: x²−6x+14

• 3,5,9
• 1,-6,14
• 1,-6,-14
• 1,6,14

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.1

b²  would equal: y = 2x² -x -3

• 2
• -1
• 1
• -3

4ac would equal:  y = 2x² -x -3

• -12
• 8
• -24
• -1

b² - 4ac would equal: y = 2x² -x -3

• 25
• -23
• -25
• 0

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

• x = 1 and x = 3
• x = 6 and x = -2
• x = -1 and x = -3