Απόλυτα

Απόλυτα

12th Grade

10 Qs

quiz-placeholder

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Απόλυτα

Απόλυτα

Assessment

Quiz

Mathematics

12th Grade

Practice Problem

Easy

Created by

Costas Topalidis

Used 4+ times

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10 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

 α=α\left|-α\right|=\left|α\right|  

Σωστό

Λάθος

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

 α2=2α\left|α-2\right|=\left|2-α\right|  

Σωστό

Λάθος

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Αν α,β ετερόσημοι τότε α2009β2011=α2009β2011\left|α^{2009}β^{2011}\right|=α^{2009}β^{2011}  

Σωστό

Λάθος

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Αν  α>βα2>β2\left|α\right|>\left|β\right|\leftrightarrowα^2>β^2  

Σωστό

Λάθος

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Αν α,β ομόσημοι τότε αβ=αβ\left|-\frac{α}{β}\right|=-\frac{α}{β}  

Σωστό

Λάθος

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

    ×<3×[3,3]\times<3\leftrightarrow\times\in\left[-3,3\right]  

Σωστό

Λάθος

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

 ×>3×>3 ηˊ ×<3\left|\times\right|>3\leftrightarrow\times>-3\ ή\ \times<3  

Σωστό

Λάθος

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