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K
Khách
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NH
0
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TT
0
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TT
2
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7 tháng 10 2015
5.415.99-4.320.89=5.230.318-22.227.320
=229.318.(2.5-32)=229.318
5.29.619-7.229.276=5.29.219.319-7.229.318
=218.318.(5.3-7.2)=228.318
=229.318:228:318=2
NL
0
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TB
0
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TT
0
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U
1
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4 tháng 10 2016
82:24
=26:24
=22
34.23:63
=63:63.3
=1.3
=3
2.153.52
=2.25.3375
=50.3375
=168750
k nha
NH
0
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\(^{2^{15}}\). \(9^4\)/ \(6^6\).\(8^3\)=9
\(\frac{2^{15}.9^4}{6^6.8^3}=\frac{2^{15}.\left(3^2\right)^4}{2^6.3^6.\left(2^3\right)^3}=\frac{2^{15}.3^8}{2^6.3^6.2^9}=\frac{2^{15}.3^8}{2^{15}.3^6}=\frac{1.3^2}{1.1}=3^2=9\)