Quadratic Functions

Find the discriminant of the following equation and describe the nature of the roots. y = 3x² - 6x + 3

Tags

CCSS.HSA-REI.B.4B

A line about which a figure is symmetric is the ____ __ ________

• Solution Set

• Intercept Formula

• Quadratic Function

• Axis of Symmetry

Match the equation to its description.

• Vertical Stretched by 2 and translation up 4

•  Vertical Compressed by 2 and translation up 4

• Horizontal Stretched by 2 and translation left 4

• Horizontal Compressed by 2 and translation right 4

Solve using the quadratic formula.
2x² - 9x - 35 = 0

• x = 7/2, x = -6

• x = -5/2, x =5

• x = -3/7, x =6

• x = -5/2, x = 7

Tags

CCSS.HSA-REI.B.4B

The discriminant is

• aX²  + bX  +  c

• b - 4ac

• b² - 4ac

• b² + 4ac

Tags

CCSS.HSA-REI.B.4B

Complete the square.
x² + 6x + ____

• x² + 6x + 9

• x² + 6x - 36

• x² + 6x + 36

• x² + 6x - 9

Tags

CCSS.HSA-REI.B.4B

The graph of a quadratic function is called

• a line

• a hyperbola

• a parabola

• a cubic

Tags

CCSS.HSF-IF.C.7A

Use the quadratic formula to solve 2x² + 2x - 12?

• -2, 3

• 2, 3

• 2, -3

• -2, -3

Find the y-intercept of f(x) = 2x²-2x + 1

• 2

• -2

• 1

• -1

Tags

CCSS.HSF-IF.C.7A

What is the vertex of the graph?

• (2,4)

• (-2,-4)

• (4,2)

• (-4,-2)