The discriminant is...
Find the Roots in Quadratics

Quiz
•
Mathematics
•
11th - 12th Grade
•
Hard
Barbara White
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
ax2 + bx + c
b2 + 4ac
b2 - 4ac
b - 4ac
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
If the discriminant is equal to -7 the roots will be...
Real, rational & equal
Real, rational & different
Real, irrational & different
Non-real & different
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
If the discriminant is equal to 0 the roots will be...
Real, rational & equal
Real, rational & different
Real, irrational & different
Non-real & different
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
If the discriminant is equal to 49 the roots will be...
Real, rational & equal
Real, rational & different
Real, irrational & different
Non-real & different
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The roots of x2 + 3x - 1 = 0 will be
Real, rational & equal
Real, rational & different
Real, irrational & different
Non-real & different
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The roots of 4x2 - 1 = 0 will be
Real, rational & equal
Real, rational & different
Real, irrational & different
Non-real & different
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The roots of x2 -11x +28 = 0 will be
Real, rational & equal
Real, rational & different
Real, irrational & different
Non-real & different
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