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Megoldóképlet gyakorlás

Authored by Judit Madai

Mathematics

9th - 12th Grade

Used 2+ times

Megoldóképlet gyakorlás
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8 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 3 pts

x2+7x+10=0

2, 5

-2, -5

2, -5

-2, 5

2.

MULTIPLE CHOICE QUESTION

2 mins • 3 pts

x2-2x-3=0

3, -1

-1, -3

1, 3

1, -3

3.

MULTIPLE CHOICE QUESTION

2 mins • 3 pts

-x2+x+6=0

2, 3

-2,-3

-2, 3

2, -3

4.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

3x2+2x+4=0

1, 4

2

nincs megoldás

-1,4

5.

MULTIPLE CHOICE QUESTION

2 mins • 3 pts

x2-12x+36=0

6

0

nincs megoldás

-6

6.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Mennyi az alábbi egyenlet megoldóképletében a diszkrimináns?

x2+8x-5=0

0

44

84

24

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Mikor van a másodfokú egyenletnek 1 megoldása?

Ha a diszkrimináns negatív

Ha a diszkrimináns pozitív

Ha a diszkrimináns 0

Sosem lehet 1 megoldása

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