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a)(4^8:4^2):4^2
b)7^4:(7^8:7^5)
c)(3^8:3^3):(3^4:3)
d)a^n:a^m
e)2^4:2^7
f)(5^3.5^2):5^7
g)(1^20:(1^3.1^4):10
h)(3^4)^2.(3^2)^3
i)(2^3.2^1^2:2^-2
a)(4^8:4^2):4^2
b)7^4:(7^8:7^5)
c)(3^8:3^3):(3^4:3)
d)a^n:a^m
e)2^4:2^7
f)(5^3.5^2):5^7
g)(1^20:(1^3.1^4):10
h)(3^4)^2.(3^2)^3
i)(2^3.2^1^2:2^-2
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a) 4^6 : 4^² = 4^4 = 256
b) 7^4 : 7^3 = 7^1 = 7
c) 3^5 : 3^3 = 3^2 = 9
d) a^(n-m)
e) 2^-3 = 1/2³ = 1/8
f) 5^5 : 5^7 = 5^-2 = 1/5² = 1/25
g) (1^20:1^7):10
1^13:10
1:10 = 0,1
h) 3^8 . 3^6 = 3^14 = 4782969
i) (2^3). (2^1)^2 : (2^-2)
2^3 . 2^2 : 2^-2
2^5 : 2^-2
2^8 = 256
Tente especificar melhor a elaboração da i)