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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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| bet | 25/91 | | Sana | 02.04.2021 | | Hajmi | 2,4 Mb. | | #13942 |
10 - nazorat ishi
I variant
Sonlarni koordinata to‘g‘ri chizig‘i yordamida qo‘shing:
а) 2 va –5; b) –4 va 6; c) –3 va –2.
Yig‘indining qiymatini toping: а) –12 + (-8); b) –5,4 + (-3,5);
c) ; d) .
Qo‘shishni bajaring: а) 37 + (-56); b) –3,08 + 1,69;
c) ; d) .
Ayirishni bajaring: а) 48 – (-15); b) –3,2 – (-6,3);
c) ; d) .
5. Tenglamani yeching: а) 7,1 + = -1,8; b)
II variant
Sonlarni koordinata to‘g‘ri chizig‘i yordamida qo‘shing:
а) 8 и –3; b) –2 и 6; c) –5 и –4.
Yig‘indining qiymatini toping: а) –35 + (-24); b) –17,2 + (-5,9);
c) ; d) .
Qo‘shishni bajaring: а) 48 + (-67); b) –6,5 + 8,23;
c) ; d) .
Ayirishni bajaring: а) 38 – (-16); b) –18,9 – (-6,3);
c) ; d) .
5. Tenglamani yeching: а) 6,7 + = -4,3; b)
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Bosh sahifa
Aloqalar
Bosh sahifa
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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