Mat Dasar Kode 823 jogjastudent.com
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(
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, -*-
* *+
*-
3
× 100%
25
= 12%
=
%
1
1
AB =
3
5
3
AB =
5
& + ,
!#
0- $
00- $
& + ,
#
1 2
a
Sn =
rn −1
r −1
2
2
(
n2 = 10
X1 = 65
X2 = 80
XA = Xgab
)
X1n1 + X2n2
n1 + n2
1300 + 800
XA =
30
XA = 70
XA =
& + ,
* !#
(2x + 1)(x − 1) ≤ (x − 1)
(2x + 1)(x − 1) − (x − 1) ≤ 0
(x − 1)(2x + 1 − 1) ≤ 0
(x − 1) 2x ≤ 0
0
& + , .
# !
n1 = 20
1
& + ,
)$
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)&
)&
)&
)&
)&
4
3
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4
)&
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#
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