Quadratic Roots by Graphing

What are the x-intercepts of y = x² - 3x - 10?

• (-3, 0) and (-10, 0)

• (-5, 0) and (2, 0)

• (5, 0) and (-2, 0)

• (5, 2)

Tags

CCSS.HSF-IF.C.7A

Calculate the roots of the quadratic.

• x = 6 and 3

• x = 1 and 0

• x = 0 and 3

• x = 3 and 1

Tags

CCSS.HSA-REI.B.4B

Given the zeros below, what are the factors?

• (3x-2) (4x-1)

• (2x-3) (1x-4)

• (3x-2) (1x-4)

• (2x-3) (4x-1)

Tags

CCSS.HSF-IF.C.7C

Q1. What are the possible pairs of numbers that satisfy the equation?

• 4 and 2

• -4 and -2

• 4 and -2

• -4 and 2

• -1 and 3
• 1 and -3
• 1 and 3
• -1 and -3

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1

Tags

CCSS.HSF-IF.C.7A

What are the green dots called?

• axis of symmetry

• vertex

• parabola

• roots or x-intercepts

Tags

CCSS.HSF-IF.C.7A

How many real solutions does the quadratic have?

• No real solutions

• One real solution

• Two real solutions

What are the solutions?

• -2, 1

• 1, 2

• -1,2

• 0,-4

The solutions of a quadratic equation are known as the _____.

• Vertices

• Roots

• Squares

• Formulas