
solving using discriminant
Quiz
•
Mathematics
•
10th Grade
•
Hard
Standards-aligned
Ashley Goodis
Used 2+ times
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17 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Determine the values of
a, b, and c for
the quadratic equation:
4x2 – 8x = 3
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The formula to determine how many solutions a quadratic equation is called the discriminant which is...
aX2 + bX + c
b - 4ac
b2 - 4ac
b2 + 4ac
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What does the discriminant tell us?
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If the discriminant is negative, you will have....
two real solutions
two irrational solutions
no solution
one solution
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Use the discriminant to determine the number of solutions the following quadratic equation has.
6x2 − 2x − 3 = 0
76 Two Solutions
29 Two Solutions
68 Two Solutions
none of these
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Use the discriminant to determine the number of solutions the following quadratic equation has.
-2x2 − x − 1 = 0
76 Two Solutions
-7 No Solutions
9 Two Solutions
0 One Solution
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
How many solutions will this quadratic equation x2+8x+16 has?
2 real solutions
2 imaginary solution
1 solution
3 solutions
Tags
CCSS.HSA-REI.B.4B
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