
Quadratic formula with imaginary solutions
Authored by Samantha Stebbins
Mathematics
10th - 12th Grade
CCSS covered
Used 184+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What should you do first in solving this equation?
x2 + 6x - 13 = 3
Factor
Write down: a = 1, b = 6, c = -13
Subtract 3 from both sides.
Add 3 to both sides.
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
If the graph of a quadratic does not touch the x-axis at any point, then it has:
1 Real Solution
2 Real Solutions
Half a Solution
No Real Solution / Imaginary solutions
Tags
CCSS.HSF-IF.C.7A
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Will the following equation have an IMAGINARY answer
11x2-9x+3=0
Tags
CCSS.HSA-REI.B.4B
CCSS.HSN.CN.C.7
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The discriminant is
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the discriminant of 6x2 − 2x − 3 = 0
76
29
68
none of these
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Simplify √-4
Tags
CCSS.HSN.CN.A.1
CCSS.HSN.CN.A.2
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Tags
CCSS.HSA-REI.B.4B
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