Quadratic Review Practice

Determine the values of

a, b, and c for

the quadratic equation:

4x² – 8x = 3

• a = 4, b = -8, c = 3

• a = 4, b =-8, c =-3

• a = 4, b = 8, c = 3

• a = 4, b = 8, c = -3

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

The discriminant is

• aX²  + bX  +  c
• b - 4ac
• b² - 4ac
• b² + 4ac

Tags

CCSS.HSA-REI.B.4B

If the discriminant is positive, then the solution will be

• one real solution

• two real solutions

• no real solutions

• one imaginary solution

Tags

CCSS.HSA-REI.B.4B

A function has a discriminant of 0.

How many x-intercepts does it have?

• 0

• 1

• 2

• 5

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Use the quadratic formula to solve 3x² - 11x + 10

• 1.7 or 2

• 1 or 2

• 1.5 or 2

• -1.7 or 2

Tags

CCSS.HSA-REI.B.4B

What do we call the highest or lowest point of a quadratic?

• parabola
• vertex
• graph
• point

Tags

CCSS.HSF-IF.C.7A

Which of the following equations matches standard form of a quadratic?

• ax + by = c
• y = a(x - h)² + k
• y = ax² + bx + c
• y = mx + b

What is the vertex?

• (2, 4)
• (3, -1)
• (0, 8)
• (4, 2)

What are the zeros or x- intercepts of the graph?

• (0, -1) and (0, 3)

• (-1, 0) and (3, 0)

• (0, 2)

• (2, 0)

Tags

CCSS.HSF-IF.C.7A

What is the domain of the function?

• All Real Numbers
• -3 ≤ x ≤ 1
• y ≥ 4
• y ≤ 4

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

CCSS.HSF.IF.C.7