Quadratic Equations

The highest or lowest point on the graph of a quadratic equation.

• minimum

• maximum

• vertex

• axis of symmetry

Find the minimum point of the graph x² + 12x + 4

• ( -12 , -32 ) 

• ( -6 , -32 ) 

• ( -6 , 32 ) 

• ( 12 , -14 ) 

Solve
8n² + 10n - 3 = 0

• n = ^-1/₈, ¹⁰/₃

• n = ⁴/₅, - 2

• n = ¹/₄, ^-3/₂

• n = 2, -12

Tags

CCSS.HSA-REI.B.4B

Solve by using the quadratic formula:
15x²+22x=-8

• -2/3, 4/5

• 2/3, -4/5

• 2/3, 4/5

• -2/3, -4/5

Tags

CCSS.HSA-REI.B.4B

What's another name for the x-intercepts of a quadratic function?

• Roots / Zeros

• Axis of Symmetry

• Vertex

• y-intercept

Solve by factoring.
6x² - 17x + 13 = 20x² - 32

• x = 5/3 or x = 9/2

• x = -5/2 or x = 9/7

• x = -5/2 or x = -9/7

• x = -5/3 or x = 9/2

Tags

CCSS.HSA-REI.B.4B

Solve by factoring.
-4z² - 8z - 4 = 0

• -1

• 1

• 0

• -3/2

Tags

CCSS.HSA-REI.B.4B

Solve.  7m² - 12m + 5 = 0

• x = 5/7 and x = 1

• x = 8/3 and x = 2

• x = 8/3 and x = -1/2

• x = -2/3 and x = -5

Tags

CCSS.HSA-REI.B.4B

Solve using any method.

• a

• c

• b

• d

Tags

CCSS.HSA-REI.B.4B

When a parabola opens upward the vertex is also called a

• vertex

• maximum

• minimum

• parabola