I poyezd 4 soatda 336 km, avtobus 3 soatda 126 km yo’l bosdi. Avtobusning tezligi poyezd tezligidan necha marta kam? Yechish




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4 - nazorat ishi

I variant

  1. sonning tengsizlikni qanoatlantiruvchi eng katta butun qiymatini toping: а); b) ; c) .

  2. sonning tengsizlikni qanoatlantiruvchi eng kichik butun qiymatini toping: а) ; b) ; c) .

  3. sonning tengsizlikni qanoatlantiruvchi eng kichik butun qiymatini toping: .

  4. Tengsizlikni yeching: а) ; b) .

  5. Tengsizlikni yeching va uning yechimlari to‘plamini son o‘qida tasvirlang:



II variant

1. sonning tengsizlikni qanoatlantiruvchi eng katta butun qiymatini toping: а); b) ; c) .

2. sonning tengsizlikni qanoatlantiruvchi eng kichik butun qiymatini toping: а) ; b) ; c) .

3. sonning tengsizlikni qanoatlantiruvchi eng kichik butun qiymatini toping: .

4. Tengsizlikni yeching: а) ; b) .

5. Tengsizlikni yeching va uning yechimlari to‘plamini son o‘qida tasvirlang:


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I poyezd 4 soatda 336 km, avtobus 3 soatda 126 km yo’l bosdi. Avtobusning tezligi poyezd tezligidan necha marta kam? Yechish

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