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Reguli de calcul cu puteri

Authored by Elisei Maria-Diana

Mathematics

5th - 6th Grade

Used 160+ times

Reguli de calcul cu puteri
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9 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

La puterea

 454^5  care este baza?

4

5

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Rezultatul calculului

 24+322^4+3^2  este:

14

22

25

17

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Rezultatul calculului

 1526:152515^{26}:15^{25}  este:

1

 155115^{51}  

15

225

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Știind că

 234⋅215=2n2^{34}\cdot2^{15}=2^n  , atunci n este egal cu:

 2492^{49}  

19

49

 2192^{19}  

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Rezultatul calculului :

 (29)7\left(2^9\right)^7  este:

 222^2  

 2162^{16}  

 2632^{63}  

 18718^7  

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Scris ca o putere cu bază 3, numărul 27 este:

333^3

27327^3

393^9

343^4

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Scris sub forma unei singure puteri numerele:

 316⋅7163^{16}\cdot7^{16}  , rezultatul va fi:

 101610^{16}  

 211621^{16}  

 213221^{32}  

 2125621^{256}  

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