!"# $%&'()*+,
2 3 4
2 2
y
x
− +
=
−
! " # $%
!"# $%&'()*+
2
2 2
1
y m x
x
log 5 1 logx+ 5x+ + = 5 2m+ 1
!"# $ &'()*+
64 9
1*9
:
1 1 2
2
1 2
:
1
= − −
=
= +
= $0 (% ,- $ -1
$% 8# 5 @ 7 x y z− + = 0 $ - ? 6 2
!"# - $%&'()*+
" # ! 2
0 ln
e
!"#- $ &'()*+
> > -(% , D7 H>H 63
3a+ 3b+ 3b+ 3c+ 3c+ 3a≤ 3 I 5 ( 3 , J
ðỀ THI 116
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