Quadratic Functions and Factoring
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSA-SSE.B.3B
CCSS.HSF-IF.C.8A
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A quadratic function has zeros at x=-1/2 and x=2/3. Write the quadratic function in standard form.
y=6x2 - 5x - 2
y=6x2 - x - 2
y=(2x+1)(3x-2)
y=(x + 1/2)(x - 2/3)
3.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Solve the quadratic equation.
12x2 - 4x = 5
Select all correct solutions.
x=1/2
x=-1/2
x=5/6
x=6/5
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the roots of the quadratic function.
x=-4, x=0
x=-2
x=4
No real roots
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
When factoring -24y2 + 16y + 30, you should begin by factoring out what common factor? Do not include any spaces.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which is the vertex of y = x2+ 16x + 71 ?
V(-8, 7)
V(-8, 3)
V(8, 10)
V(16, -2)
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor completely: 5x2-11x+6
(5x+6)(x-1)
(5x-6)(x-1)
(2x-7)(x-3)
(5x-6)(x+1)
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