Quadratic Equations Quiz
Quiz
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
John Santiago
Used 3+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the solution of the equation x² = 25?
0
±5
25
±25
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Solve x² = 49.
±49
7
±7
0
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Solve x² − 9 = 0.
±3
9
0
±9
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Factor: x² + 5x + 6.
(x+2) (x+3)
(x+1) (x+6)
(x−2) (x−3)
(x−1) (x−6)
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve x² + 7x + 10 = 0 by factoring.
x = −2 and −5
x = 2 and 5
x = −1 and −10
x = 1 and 10
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the discriminant of x² + 4x + 4 = 0?
0
4
8
16
7.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Solve by completing the square: x² + 6x + 9 = 0
x = −3
x = 3
x = ±3
x = 0
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