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Diskriminant

Authored by Allar M

Mathematics

9th Grade

Used 1+ times

Diskriminant
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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Milline on diskriminant?

b2−4acb^2-4ac

b2−4ac\sqrt[]{b^2-4ac}

−b2−4ac\sqrt[]{-b^2-4ac}

−b2−4ac-b^2-4ac

b2+4acb^2+4ac

2.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Kuidas nimetatakse ruutvõrrandis b2−4acb^2-4ac

(a)  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kui diskriminant on positiivne siis ruutvõrrandil on reaalarvulisi lahendeid?

0

2

1

3

4.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Kuidas nimetatakse ruutvõrrandis lahendivalemis juure all olevat tehet?

(a)  

5.

DRAG AND DROP QUESTION

1 min • 1 pt

Kui ​ (a)   on negatiivne, siis puuduvad ​ (b)   lahendid

​

1

3

diskriminant
deteminant
discriminant
reaalarvulised
täisarvulised
diskrimineerimine

6.

DRAG AND DROP QUESTION

1 min • 1 pt

Kui ​ (a)   , on ruutvõrrandil ​ kaks ühtivat ​ (b)   lahendit

D=0
D<0
D>0
kaks
üks
null
reaalarulist
täisarvulist

7.

DRAG AND DROP QUESTION

1 min • 1 pt

Kui ​ (a)   ​ , on ruutvõrrandil ​ ​ (b)   erinevat​ (c)   lahendit

D<0
kaks
üks
null
reaalarulist
täisarvulist
D=0
D>0

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