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Sunday, November 27, 2011
Tugas1 Matematika Ekonomi&Binis
1.
2.
3.
a.
b.
= 0 + 12 + 40 – 18 – 24
= 10
c.
=
= 0.3 – 3.2 = -6
=>
=
= 4.3 – 3.2 = 6
=>
=
= 4.2 – 0.2 = 8
=>
=
= 2.3 – 5.2 = -4
=>
=
= 3.3 – 5.2 = -1
=>
=
= 3.2 – 2.2 = 2
=>
=
= 2.3 – 5.0 = 6
=>
=
= 3.3 – 5.4 = -11
=>
=
= 3.0 – 2.4 = -6
=>
d.
Adjoint C =
e.
Invers
Adj C
=
=
f.
=
I
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