Calcule as potências:
A)
B)
C)(2 )
(3 )
D)(-
E)(xy
F)(4 )
(3 )
ellencaroline33:
Alguém mim ajude ...Por favor... Essa matéria e de divisão de monômios...
Soluções para a tarefa
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a)
( 4 3 ) 2 2 4.2 3.2 8 6
(4 a b ) = 4 a b = 16 a b
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b)
( 6 ) 5 5 6.5 5 30 5
(- 2 a b) = - 2 a b = - 32 a b
__________________________________________________________
C)
2 5 ) 4 4 2.4 5.4 8 20
(2 a y ) = 2 a y = 16 a y
(3 ) 4 81
3
__________________________________________________________
D)
8 8 2.8 3.8 8 16 24
(xy²z³) = x y z = x y z
______________________________________________________
E)
( 3) 4 4 4 3.4 4 12
( 4 a y ) = 4 a y = 256 a y
( 3 ) 4 81
3
( 4 3 ) 2 2 4.2 3.2 8 6
(4 a b ) = 4 a b = 16 a b
__________________________________________________________
b)
( 6 ) 5 5 6.5 5 30 5
(- 2 a b) = - 2 a b = - 32 a b
__________________________________________________________
C)
2 5 ) 4 4 2.4 5.4 8 20
(2 a y ) = 2 a y = 16 a y
(3 ) 4 81
3
__________________________________________________________
D)
8 8 2.8 3.8 8 16 24
(xy²z³) = x y z = x y z
______________________________________________________
E)
( 3) 4 4 4 3.4 4 12
( 4 a y ) = 4 a y = 256 a y
( 3 ) 4 81
3
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