Quadratics Unit Test

• m = 1.798, m = -2.132

• m = 2.472, m = -6.472

• m = 1, m = -2

• m = 2, m = -1.333

Tags

CCSS.HSA-REI.B.4B

How many times does the graph of y = x²+ 16x - 71 intersect the x-axis?

• 0

• 1

• 2

• 7.416

Tags

CCSS.HSF-IF.C.7A

FACTOR TO DETERMINE THE ZEROS OF

x² + 2x - 24 = 0

• x = -6, x = 4

• x = 6, x = -4

• x = 12, x = -2

• x = 8, x = -3

Tags

CCSS.HSA-REI.B.4B

Complete the square and write in Vertex Form
f(x) = x² + 4x + 9

• f(x) = (x+2)² + 5

• f(x) = (x - 2)² + 5

• f(x) = (x+4)² + 5

• f(x) = (x+2)² - 5

What is the vertex of the parabola: y=2(x-3)²+4

• (3,4)

• (-3,4)

• (3, -4)

• (-3,-4)

The axis of symmetry of this parabola is...

• y = 4

• y = -4

• x = 4

• x = -4

Tags

CCSS.HSF-IF.C.7A

If the graph shows price vs profit, what is the maximum profit? 

• 35

• 12,000

• 12,500

• 60

Solve using square roots.
k² - 6 = 43

• k = √37

• k = 37 or - 37

• k = 7, k = -7

• no solution

Tags

CCSS.8.EE.A.2

What are the
x-intercepts of the function
f(x)= (x - 2)(x + 3)?

• x = - 2 or x = 3

• x = 2 or x = -3

• The are no real roots

• x = 2 or x = 3

Tags

CCSS.HSF-IF.C.7C

What is the larger zero of the quadratic function? y = x² - 2x - 15

• x = 15

• x = 5

• x =- 3

• x=2

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A