HA2 EOCR D2 Warm Up

What are the solutions?

• 0 and 8
• -2 and -4
• 3 and -1
• 2 and 4

All the values of the variables that make the equation true.

• GCF

• Factor

• Solution to an equation

• Function

A line through a shape so that each side is a mirror image.

• Root

• Axis of symmetry

• Zero

• Solution

A value of x which makes a function f(x) equal zero.

• Parabola

• Axis of symmetry

• Factor

• Zero

Tags

CCSS.HSF-IF.C.7C

The point at which a parabola makes its sharpest turn.

• Root

• Zero

• Vertex

• Solution

1 The discriminant is

• aX² + bX + c

• b - 4ac

• b² - 4ac

• b² + 4ac

Tags

CCSS.HSA-REI.B.4B

1 What does the discriminant tell us?

• The maximum or minimum

• The y-intercept

• The number and type of solutions

• The axis of symmetry

Tags

CCSS.HSA-REI.B.4B

2 A function has a discriminant of 4.

How many x-intercepts does it have?

• 0

• 1

• 2

• 4

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

2 A function has a discriminant of 0.

How many x-intercepts does it have?

• 0

• 1

• 2

• 5

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

• Positive

• Negative

• Zero

Tags

CCSS.HSA-REI.B.4B