POR FAVOR ME AJUDEM NESSAS QUESTÕES! !
Anexos:
jessicahengen:
vou procurar de novo
Não tem problema não ok
vou pedir para o meu professor
Obrigada!
Na potenciação com bases iguais, quando se multiplica a base soma-se os expoentes. E quando se divide as bases, diminuem-se os expoentes.
O expoente negativo inverte a base.
Quando trabalhamos com divisão de fração, a segunda passa multiplicando, invertida.
O expoente negativo inverte a base.
Quando trabalhamos com divisão de fração, a segunda passa multiplicando, invertida.
e) (-1,1).(-1,1)^-3.(-1,1)^-2
(-1,1)¹⁻³⁻² =
(1,1)⁻⁴ = 1/(1,1)⁴=
1/1,4641
(-1,1)¹⁻³⁻² =
(1,1)⁻⁴ = 1/(1,1)⁴=
1/1,4641
g)[(0,5)^-4:(0,5)^-9]^-2:(0,5)^-5
[1 /0,5⁴ - 4/1/0,5⁹] ⁻² - 2/1/0,5⁵
[1/0.0625 - 4.0.001953125]⁻² - 2. 0,03125
[16 - 0.0078125]⁻² - 0,0625
[ 15,99] ⁻² - 0,0625
(1/15,99)² - 0,0625
-0.058
h)[(3/5)^3:(3/5)^-4]^-2
[27/125 / 81/625] ⁻²
[27/125 . 625/81] ⁻²
[2187/ 78125 ] ⁻²
(78125/2187)²
6103515625/4782969
[1 /0,5⁴ - 4/1/0,5⁹] ⁻² - 2/1/0,5⁵
[1/0.0625 - 4.0.001953125]⁻² - 2. 0,03125
[16 - 0.0078125]⁻² - 0,0625
[ 15,99] ⁻² - 0,0625
(1/15,99)² - 0,0625
-0.058
h)[(3/5)^3:(3/5)^-4]^-2
[27/125 / 81/625] ⁻²
[27/125 . 625/81] ⁻²
[2187/ 78125 ] ⁻²
(78125/2187)²
6103515625/4782969
Obrigadaaaa♡♡
cloaca melhor reposta na minhas desculpas
hehe
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