Potęgi- sprawdzian klasa7

Potęgi- sprawdzian klasa7

7th Grade

26 Qs

quiz-placeholder

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Potęgi- sprawdzian klasa7

Potęgi- sprawdzian klasa7

Assessment

Quiz

Mathematics

7th Grade

Hard

Created by

Agata Broda

Used 33+ times

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26 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Wyrażenie (−2)·(−2)·(−2)·(−2)·(−2)·(−2) można zapisać w postaci:

−26

62

(−2)6

- 64

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Po obliczeniu wartości  (43)3\left(\frac{4}{3}\right)^3  otrzymamy liczbę:

4

 129\frac{12}{9}  

 6427\frac{64}{27}  

 643\frac{64}{3}  

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Wynikiem działania  (3)4233\left(-3\right)^4-2^3\cdot3  jest:

57

219

105

-219

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Dane są dwie liczby:   a=85, b=45a=8^5,\ b=4^5  
Oceń prawdziwość podanego zdania.
Iloczyn a⋅b jest równy  321032^{10}  

Prawda

Fałsz

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Wartość wyrażenia  3079(13)23^0\cdot7-9\cdot\left(\frac{1}{3}\right)^2  jest równa:

20

6

4

-1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Iloczyn  79757^9\cdot7^5  jest równy:

 747^4  

 7457^{45}  

 491449^{14}  

 7147^{14}  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Wynikiem działania  (0,25)7(4)7\left(-0,25\right)^7\cdot\left(-4\right)^7  jest:

1

-1

7

-7

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