Calcule: Obs: Com explicação por favor! A~> a³+a².a, para a= -1/3
B~> x³-y³, para x= -1, y= -1/2
C~> (2/4) : (3/2)
D~> 3x+5-8= 5x-3+x
E~> 25x+4-8=19+3x
F~> { x- 4y=10
{ 2x-6y=14
G~> x/4+2.x= -3
H~> x-7/4= -5.x/2
I~> 1
√5
J~> 8
4+√5
B~> x³-y³, para x= -1, y= -1/2
C~> (2/4) : (3/2)
D~> 3x+5-8= 5x-3+x
E~> 25x+4-8=19+3x
F~> { x- 4y=10
{ 2x-6y=14
G~> x/4+2.x= -3
H~> x-7/4= -5.x/2
I~> 1
√5
J~> 8
4+√5
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