7-sinf matematika_uzimtihon_2021

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2020 - 2021 — o’quv yilida o’rta ta’lim maktablarining 7 - ume o’quvchilari uchun matematika fanidan mustaqil shug‘ullanish uchun imtifhon javoblari matematika 7 - ume “a @uzimtinon @uzimtihon_admin matematika 7-sinf 1-bilet 1. tenglamalar sistemasini yeching: (i ag i a yechilishi: {3% | 8y = 22 i sestemani bir biriga qushamiz “17x + by = 78 ri sestemani bir biriga qusha 10x=100 x=10 x ni qiymatini yuqoridagi o b opamiz 3*10-8y=22 30-22-8u 8=8y u! (1051) ve oa 2. hisoblang: volov na 17-047 _ g-0.4) yechilishi: 5394-287 4. tkki tog bi. idan hosil ho'lgan uchta burchak yig’indisi 315 ga teng. hosil bo ‘vap burch higini toping. echilishi: 60-315=45 315-45=270 270:2=135 admin bilan bog*lanish: an @uzimtinon_admin “a @uzimtinon @uzimtihon_admin burchaklari 45 135 45 135 kichigi 45 5. uchburchakning tkkita tomoni 0.8 va 1.9 ga teng. uzunligi oto! ekanligini bilgan holda shu tomonni toping. yechilishi: a=0.8 b=1.9 s=x e<atb b-a<c<a+b a<ct+b 1.9-0.8<c<1.9+0.8 b<cta 1.1<c<2.7 …
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6 4-bilet 1. tenglamalar sistemasini yeching: yechilishi: 9x — sy = 23 g oe ie ley ue 23} = 9x+5*4=23 9x=3 x=1/3 admin bilan bog*lanish: ya @uzimtinon_admin
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2020 - 2021 — o’quv yilida o’rta ta’lim maktablarining 7 - ume o’quvchilari uchun matematika fanidan mustaqil shug‘ullanish uchun imtifhon javoblari matematika 7 - ume “a @uzimtinon @uzimtihon_admin matematika 7-sinf 1-bilet 1. tenglamalar sistemasini yeching: (i ag i a yechilishi: {3% | 8y = 22 i sestemani bir biriga qushamiz “17x + by = 78 ri sestemani bir biriga qusha 10x=100 x=10 x ni qiymatini yuqoridagi o b opamiz 3*10-8y=22 30-22-8u 8=8y u! (1051) ve oa 2. hisoblang: volov na 17-047 _ g-0.4) yechilishi: 5394-287 4. tkki tog bi. idan hosil ho'lgan uchta burchak yig’indisi 315 ga teng. hosil bo ‘vap burch higini toping. echilishi: 60-315=45 315-45=270 270:2=135 admin bilan bog*lanish: an @uzimtinon_admin “a @uzimtinon @uzimtihon_admin burchaklari 45 135 45 …

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