
Discriminant and Quadratic Calculations
Authored by Allar M
Mathematics
9th Grade

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33 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5
-5
0
ei saa
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3,16....
5
0
ei saa
2,83.....
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Arvuta diskriminant ehk arvuta (b2-4ac) võrrandile x2 - 4x + 4?
-4
0
2
8
32
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
mis on b2-4ac?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
milline on disriminant?
b2-4ac
b-4ac
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Arvutage numbri -9 ruut.
-81
81
3
-3
18
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Määrake ruutvõrrandi 2x2 + 3x - 5 diskriminant ehk arvuta (b2-4ac)
6
49
25
36
7
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