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2.2^2.2^3.2^4. ...... .2^100
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![](https://rs.olm.vn/images/avt/0.png?1311)
1) 2 . 2 . 2 . 3 . 3 = 23 . 32
2) 23 . 22 . 24 = 23 + 2 + 4 = 29
102 . 103 . 105 = 102 + 3 + 5 = 1010
1)
a) 23x 32 = 72
2)
a) 23x22x24= 29
b) 10^2x10^3x10^5=10^10
c)x.x^5=x^6'
k mik nha
![](https://rs.olm.vn/images/avt/0.png?1311)
\(2.2^2.2^3.2^4.........2^{100}\)
\(=2^{1+2+3+4+......+100}\)
\(=2^{5050}\)
![](https://rs.olm.vn/images/avt/0.png?1311)
Câu 1:
a)\(2^3.2^2.2^4=2^{\left(3+2+4\right)}=2^9\)
b)\(10^2.10^3.10^5=10^{\left(2+3+5\right)}=10^{10}\)
c)\(x.x^5=x^6\)
d)\(a^3.a^2.a^5=a^{\left(2+3+5\right)}=a^{10}\)
![](https://rs.olm.vn/images/avt/0.png?1311)
a: \(3\cdot3\cdot3\cdot3\cdot3=3^5\)
b: \(y\cdot y\cdot y\cdot y=y^4\)
c: \(5\cdot p\cdot5\cdot p\cdot2\cdot q\cdot4\cdot q=25\cdot2\cdot4\cdot p^2q^2=2\cdot\left(10qp\right)^2\)
d: \(a\cdot a+b\cdot b+c\cdot c+d\cdot d\cdot d\cdot d=a^2+b^2+c^2+d^4\)
![](https://rs.olm.vn/images/avt/0.png?1311)
1.
a) \(3^4\times3^5\times3^6=3^{4+5+6}=3^{15}\)
b) \(5^2\times5^4\times5^5\times25=5^2\times5^4\times5^5\times5^2=5^{2+4+5+2}=5^{13}\)
c) \(10^8\div10^3=10^{8-3}=10^5\)
d) \(a^7\div a^2=a^{7-2}=a^5\)
2.
\(987=900+80+7\\ =9\times100+8\times10+7\\ =9\times10^2+8\times10^1+7\times10^0\)
\(2021=2000+20+1\\ =2\times1000+2\times10+1\times1\\ =2\times10^3+2\times10^1+1\times10^0\)
\(abcde=a\times10000+b\times1000+c\times100+d\times10+e\times1\\ =a\times10^4+b\times10^3+c\times10^2+d\times10^1+e\times10^0\)
![](https://rs.olm.vn/images/avt/0.png?1311)
\(4^8.8^4=\left(2^2\right)^8.\left(2^3\right)^4=2^{2.8}.2^{3.4}=2^{16}.2^{12}=2^{16+12}=2^{28}\)