8η_ΤΑΥΤΟΤΗΤΕΣ_1,2,3_ΑΝΑΚΕΦΑΛΑΙΩΣΗ

8η_ΤΑΥΤΟΤΗΤΕΣ_1,2,3_ΑΝΑΚΕΦΑΛΑΙΩΣΗ

8th Grade

30 Qs

quiz-placeholder

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8η_ΤΑΥΤΟΤΗΤΕΣ_1,2,3_ΑΝΑΚΕΦΑΛΑΙΩΣΗ

8η_ΤΑΥΤΟΤΗΤΕΣ_1,2,3_ΑΝΑΚΕΦΑΛΑΙΩΣΗ

Assessment

Quiz

Mathematics

8th Grade

Practice Problem

Medium

Created by

giannis xantzis

Used 7+ times

FREE Resource

30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(α + β)2 =

α2 + β2

α2 + 2αβ + β2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(2α + β)2 =

2 + 2 . . β + β2

2 + 2 . . β + β2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(2α + 3β)2 =

2 + 2 . . 3β + 3β2

2 + 2 . . 3β + 3β2

2 + 2 . . 3β + 9β2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(5x - 3)2 =

5x2 + 2 . 5x . 3 + 32

25x2 + 2 . 5x . 3 + 32

5x2 - 2 . 5x . 3 + 32

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(3x - 5)2 =

3x2 - 2 . 3x . 5 + 52

9x2 - 30x + 9

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(7x - 2)2 =

7x2 - 28x + 4

49x2 - 28x + 4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(α + β).(α - β) =

α2 - β2

β2 - α2

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