The Discriminant
Authored by Ms. Rogala
Mathematics
8th - 9th Grade
CCSS covered
Used 18+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What types of solutions can a quadratic equation have?
rational solutions
irrational solutions
imaginary solutions
all of the above
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
is equivalent to
Tags
CCSS.HSN.CN.A.1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the discriminant is a positive perfect square (example: 36), the solutions to the quadratic equation are
real, rational and unequal
real, irrational and unequal
real, rational and equal
imaginary
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the discriminant is a positive nonperfect square (example: 17), the solutions to the quadratic equation are
real, rational and unequal
real, irrational and unequal
real, rational and equal
imaginary
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the discriminant is a negative number (example: -10), the solutions to the quadratic equation are
real, rational and unequal
real, irrational and unequal
real, rational and equal
imaginary
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the discriminant is zero, the solutions to the quadratic equation are
real, rational and unequal
real, irrational and unequal
real, rational and equal
imaginary
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the roots of a quadratic equation are real, irrational and unequal, the discriminant could have a value of
1
0
8
-6
Tags
CCSS.HSA-REI.B.4B
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