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![](https://rs.olm.vn/images/avt/0.png?1311)
C1:
a) 2^10: 2^8=1024: 256= 4
b) 4^6 : 4^3 = 4096: 64 = 64
c) 8^5 : 8^4 = 32768 : 4096 = 8
d) 7^4 : 7^4 = 2401: 2401= 1
C2
a) 2^10 : 2^8 = 2^2 = 4
b) 4^6 : 4^3 = 4^3 = 64
c) 8^5 : 8^4 = 8
d) 7^4 : 7^4 = 1
![](https://rs.olm.vn/images/avt/0.png?1311)
1) C1: 8^5 : 8^4 = 32768 : 4096 = 8
C2: 8^5 : 8^4 = 8^ 5-4 = 8^1 = 8
2) C1: 7^4 : 7^4 = 2401 : 2401 = 1
C2: 7^4 : 7^4 = 7^4-4 = 7^0 = 1
cho mk nha.
![](https://rs.olm.vn/images/avt/0.png?1311)
a) \(2^{10}:2^8=1024:256=4\)
\(2^{10}:2^8=2^{10-8}=2^2=4\)
b) \(4^6:4^3=4096:64=64\)
\(4^6:4^3=4^{6-3}=4^3=64\)
c) \(8^5:8^4=32768:4096=8\)
\(8^5:8^4=8^{5-4}=8\)
d) \(7^4:7^2=2401:49=49\)
\(7^4:7^2=7^{4-2}=7^2=49\)
Bài 2
\(2^{10}:2^8=2^{10-8}=2^2=4\)
\(4^6:4^3=4^{6-3}=4^3=64\)
\(8^5-8^4=8^{5-4}=8^1=8\)
\(7^4:7^2=7^{4-2}=7^2=49\)
![](https://rs.olm.vn/images/avt/0.png?1311)
a) Cách 1: 1024 : 256 = 4.
Cách 2: 210 : 28 = 210 – 8 = 22 = 4;
b) Cách 1: 4096 : 64 = 64.
Cách 2: 46 : 43 = 46 – 3 = 43 = 64;
c) Cách 1: 32768 : 4096 = 8.
Cách 2: 85 : 84 = 85 – 4 = 81 = 8;
d) Cách 1: 2401 : 2401 = 1.
Cách 2: 74 : 74 = 74 – 4 = 70 = 1.
![](https://rs.olm.vn/images/avt/0.png?1311)
a ) 210 : 28 = 210 - 8 = 22
b ) 46 : 43 = 46 - 3 = 43
c ) 85 : 84 = 85 - 4 = 81 = 8
d ) 74 : 74 = 74 - 4 = 70 = 1
a) C1 : =1024 :256 =4
C2 :=22=4
b) C1 :=4096 : 64=64
C2: =43 =64
c) C1= 32768:4096=8
C2 =81=8
d)C1=2041:2041 =1
C2 =70=1
![](https://rs.olm.vn/images/avt/0.png?1311)
Cau 1;1024:256=4
2^10:2^8=2^(10-8)=2^2=4
Cau 2;3;4 Tuong tu
cách 2:
a) 2^10 : 2^8= 2^10-8 =2^2=4
b) \(4^6:4^3=4^{6-3}=4^3=64\)
c) \(8^5:8^4=8^{5-4}=8\)
d) \(7^4:7^4=1\)