Respostas
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1
∛-8=-2
1 1/2 = 1 +1/2 =3/2
-1² =-1* 1²=-1
-0,3=-3/10
0,5=1/2
2º=1
##############################
-3/10 1/2 1 -3/10 1/2
1 -1 1 1 -1
3/2 -2 0 3/2 -2
det = 0+ 3/4 -2 -0 - 6/10 +3/2
=3/4-2-3/5+3/2
=3/4 -10/5 -3/5+6/4
=9/4 -13/5
=(45-52)/20 = -7/20 =-0,35
1 1/2 = 1 +1/2 =3/2
-1² =-1* 1²=-1
-0,3=-3/10
0,5=1/2
2º=1
##############################
-3/10 1/2 1 -3/10 1/2
1 -1 1 1 -1
3/2 -2 0 3/2 -2
det = 0+ 3/4 -2 -0 - 6/10 +3/2
=3/4-2-3/5+3/2
=3/4 -10/5 -3/5+6/4
=9/4 -13/5
=(45-52)/20 = -7/20 =-0,35
diandrodeandrap7lmdc:
Obrigadooooo
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