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Ιδιότητες λογαρίθμων

Authored by Γνεσούλης Θανάσης

Mathematics

11th Grade

Used 4+ times

Ιδιότητες λογαρίθμων
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Αν  logxy=z\log_xy=z  τότε

 xy=zx^y=z  

 yx=zy^x=z  

 xz=yx^z=y  

 zx=yz^x=y  

2.

MULTIPLE SELECT QUESTION

10 sec • 1 pt

O logaθ\log_aθ είναι ο εκθέτης που πρέπει να υψώσουμε το α για να πάρουμε αποτέλεσμα θ 

Σωστό

Λάθος

3.

MULTIPLE SELECT QUESTION

10 sec • 1 pt

Για να έχει νόημα ο logaθ\log_aθ  



πρέπει 0<α 1\ne1  και θ > 0



  

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Λάθος

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Αν  logaθ=1\log_aθ=1 τότε  

θ = 1

θ = α

θ = 0

θ = -α

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Αν  logθ=3\log_{ }θ=3  τότε

θ = 1000

θ = 3000

θ = 10

θ = 100

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 eln7=7e^{\ln7}=7  

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Λάθος

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ισχύει ln(e)=\ln\left(\sqrt{e}\right)=  


 2-2   

 12\frac{1}{2}  

 e2\frac{e}{2}  

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