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Τεστ στη Διακρίνουσα

Authored by Vangelis Nikolaidis

Education

4th Grade

Τεστ στη Διακρίνουσα
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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Όταν Δ>0 η εξίσωση αx2+ βx+γ=0 ....

Έχει 1 διπλή λύση.

Έχει 2 άνισες λύσεις.

Δεν έχει λύσεις.

Είναι αόριστη.

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Η εξίσωση 5x2 - 8x + 3 =0 έχει λύσεις:

1 και 3/5

1 και -4

-1 και 3/5

1 και -4

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Η εξίσωση 6 (x2 - 1) = 1 - x2 έχει λύσεις:

1 και -2

-1 και 2/3

-1/7 και 1

-1 και -3/2

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Το τριώνυμο 4x2 -9x + 5 = ......

4(x-1)(x-2)

(4x-5)(x-1)

(x+4)(x-1)

2(x-6)(x-7)

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

x=1 και x=2

x=-1 και x=-7

x=0

x=1 και x=4

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