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Устный счет. 7 класс

Total questions: 20

Worksheet time: 3mins

Name
Class
Date
1.

 (2)2=(–2)^2=  

(a)  

2.

 33=-3^3=  

(a)  

3.

 05=0^5=  

(a)  

4.

 0,62=0,6^2=  

(a)  

5.

 (0,3)2=(–0,3)^2=  

(a)  

6.

 (12)0=\left(-\frac{1}{2}\right)^0=  

(a)  

7.

 2002=200^2=  

(a)  

8.

 3534=\frac{3^5}{3^4}=  

(a)  

9.

 38(13)8=3^8\cdot\left(\frac{1}{3}\right)^8=  

(a)  

10.

 (c5+c4+1024)0=\left(c^5+c^4+1024\right)^0=  

(a)  

11.

 64:36=6^4:36=  

(a)  

12.

 29:24=2^9:2^4=  

(a)  

13.

 104:10310=10^4:10^3\cdot10=  

(a)  

14.

 7252=7^2-5^2=  

(a)  

15.

 2342=2^3-4^2=  

(a)  

16.

3х + 5х – 2=

(a)  

17.

2х + 3 + 12=

(a)  

18.

– 2 + 9х – 9х=

(a)  

19.

 (x+5)(x5)x2=\left(x+5\right)\cdot\left(x-5\right)-x^2=  

(a)  

20.

 (2x+3)24x2=\left(2x+3\right)^2-4x^2=  

(a)