Quadratic Equations with Rational, Irrational, Complex Roots
Authored by Barbara White
Mathematics
11th - 12th Grade
CCSS covered
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The discriminant is...
ax2 + bx + c
b2 + 4ac
b2 - 4ac
b - 4ac
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If the discriminant is equal to -7 the roots will be...
Real, rational & equal
Real, rational & unequal
Real, irrational & unequal
imaginaryl & unequal
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If the discriminant is equal to 0 the roots will be...
Real, rational & equal
Real, rational & unequal
Real, irrational & unequal
imaginaryl & unequal
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If the discriminant is equal to 49 the roots will be...
Real, rational & equal
Real, rational & unequal
Real, irrational & unequal
imaginary &unequal
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The roots of x2 + 3x - 1 = 0 will be
Real, rational & equal
Real, rational & unequal
Real, irrational & unequal
imaginary & unequal
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The roots of 4x2 - 1 = 0 will be
Real, rational & equal
Real, rational & unequal
Real, irrational & unequal
imaginary & unequal
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The roots of x2 -11x +28 = 0 will be
Real, rational & equal
Real, rational & unequal
Real, irrational & unequal
imaginary & unequal
Tags
CCSS.HSA-REI.B.4B
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