Solving Quadratic Equations
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Standards-aligned
Anthony Clark
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the equation:
4x2+2x - 6 = 0
x = 1 & -1.5
x = -1 & 1.5
x = (-2 ±√92)/8
x = (-2 ± √100)/8
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor
Subtract 6 from both sides to set the equation equal to 0
Set each factor equal to 0
Combine like terms
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the equation:
5x2 - 35x + 60 = 0
x = 3, -4
x = -3, 4
x = 3, 4
x = -3, -4
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the zeros: 3x2 - 5x - 2
x = - 1/3 x = 2
x = - 2/3 x = 1
x = 2/3 x = -2
x = 2 x = -1
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Select the solutions to the equation
4x2 + 11x + 7 = 0
x = - 1.75
x = 6
x = - 1
x = 1
6.
MULTIPLE SELECT QUESTION
1 min • 1 pt
What are the solutions to the quadratic equation?
x = -4
x = 1
x = -1
x = 2
x = 4
7.
MULTIPLE SELECT QUESTION
1 min • 1 pt
The quadratic function y = -2x2 + 4x + 6 is pictured. What are the solutions to the equation 7.5 = -2x2 + 4x + 6?
x = 0.5
x = 1.5
x = 1
x = 8
x = 6
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