Quadratic Formula and Error Analysis
Authored by Anthony Clark
Mathematics
10th Grade
CCSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is this formula?
This is the speed of light formula.
This is the quadratic formula.
This is the zero product property.
This is scary.
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determine the values of
a, b, and c for
the quadratic equation:
4x2 – 8x = 3
*remember right side should =0
a = 4, b = -8, c = 3
a = 4, b =-8, c =-3
a = 4, b = 8, c = 3
a = 4, b = 8, c = -3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by using the quadratic formula.
7x2 - 26x - 8 = 0
x = -1 and x = -7/8
x = 4 and x = -2/7
x = -4 and x = 2/7
x = 4 and x = -7/2
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve Using the Quadratic Formula
x2 + 4x - 40 = -8
x = -10 and x = -4
x = -4 and x = 10
x = -8 and x = 4
x = 8 and x = -4
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve using the quadratic formula.
2x2 - 9x - 35 = 0
x = 7/2 and x = -6
x = -5/2 and x =5
x = -3/7 and x =6
x = -5/2 and x = 7
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Use the quadratic formula to solve: n2 = 9n - 20
n = 4 and n = -5
n = -4 and n = 5
n = -4 and n = -5
n = 4 and n = 5
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Use the quadratic formula to find the solutions for
y = -x2 - 5x + 12
No Real Solution
Tags
CCSS.HSA-REI.B.4B
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