
Finding Zeros of Quadratic Expressions

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Ethan Morris
FREE Resource
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in finding the zeros of the quadratic expression x^2 - 7x - 18?
Divide the expression by x
Add 7 to both sides
Multiply the expression by 2
Set the expression equal to zero
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which two numbers multiply to 8 and add to -7 in the process of factoring the expression?
-9 and 2
-8 and 1
3 and 5
4 and -2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of setting the factor x - 9 equal to zero?
x = 9
x = -9
x = 0
x = 18
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of setting the factor x + 2 equal to zero?
x = -2
x = -4
x = 0
x = 2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the zeros of the quadratic expression x^2 - 7x - 18?
9 and -2
6 and -4
7 and -1
8 and -3
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