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CD Action 36
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Matma
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MATDEMO.RAR
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MATDEMO
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WZORY
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WZONIERO.HYP
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1997-06-01
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642b
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17 lines
Nierównoÿci
\9Je╛eli a â b, to a > b lub a < b
\9Je╛eli a > b, to a-b > 0
\Cnp. 7 > 4, 7-4 = 3, 3 > 0
\9Je╛eli a < b, to a-b < 0
\Cnp. 4 < 5, 4-5 = -1, -1 < 0
\9Je╛eli a > b, to a+c > b+c
\Cnp. 7 > 4 i c = 3, to 7+3 > 4+3, bo 10 > 7
\9Je╛eli a > b i c > 0, to a*c > b*c
\Cnp. 7 > 4 i c = 2, to 7*2 > 4*2, bo 14 > 8
\9Je╛eli a > b i c < 0, to a*c < b*c
\Cnp. 7 > 5 i c =-2, to 7*(-2) < 5*(-2), bo -14 < -10
\9Je╛eli a > b i b > c, to a > c
\Cnp. 8 > 2 i 2 > 1, to 8 > 1
\9Je╛eli a < b i b < c, to a < c
\Cnp. 6 < 12 i 12 < 14, to 6 < 14