Quadratics Graph, Zeros, Factor

Solve x²− 4 = 0 (solve using square roots)

• 2 and -2

• 4 and -4

• 16 and -16

• 8 and -8

Tags

CCSS.HSA-REI.B.4B

The x-intercepts of a quadratic equation are known as the _____.

• vertices

• squares

• zeros

• formulas

Tags

CCSS.HSF-IF.C.7A

How many roots does this parabola have? 

• 3

• 2

• 0

• 1

Tags

CCSS.HSF-IF.C.7A

Find the roots/zeros of x² - 9

• -3, 3

• -4, 4

Tags

CCSS.8.EE.A.2

Factor x² + x - 2

• (x + 1)(x - 2)

• (x - 1)(x + 2)

Factor x² - 3x - 10

• (x + 2)(x - 5)

• (x - 2)(x + 5)

Factor x² + 5x -14

• (x + 2)(x - 7)

• (x - 2)(x + 7)

Which is a zero of the graph?

• 0

• -1

• 1.5

• -3

Tags

CCSS.HSF-IF.C.7A

Which is an x-intercept of the function?

• undefined

• 1

• 2

• -1

Tags

CCSS.HSF-IF.C.7A

Factor x² - 9

• (x + 3)(x - 3)

• (x + 4)(x - 4)

Tags

CCSS.HSA.APR.C.4