Quadratic Equations
Assessment
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KATHRYN ZEPEDA
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Mathematics
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9th Grade
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1K plays
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Medium
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10 questions
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1.
Multiple Choice
2.
Multiple Choice
What are the values of a, b, and c in the quadratic equation 3x2 - 10 = -4x
a = 3x2 b = -10 c = -4x
a = 3 b = -10 c = -4
a = 3 b = -4 c = -10
a = 3 b = 4 c = -10
3.
Multiple Choice
What is the positive solution to the equation 0 = (1/5)x2 - 5?
(1/5)
1
5
-5
4.
Multiple Choice
What are the solutions to 5( x - 3 )2 = 45?
x = 6 and x = 0
x = -3 and x = 45
x = -6.71 and x = 6.71
x = -3 and x = 3
5.
Multiple Choice
What are the solutions for the equation 2x2 + 16x = 18
x = -1 and x = 9
x = -9 and x = 1
x = 2 and x= 18
x = 2 and x = 16
6.
Multiple Choice
The area of a certain rhombus is given by the equation L2 - 5L = 6 where l represents the length of the rhombus in centimeters. What is the length of the rhombus?
6 cm
-6 cm
1 cm
-1 cm
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