8_sinf_algebra_1_chorak_2_variant_bsb_@summativ_formativ_baholash

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[image: ] sinf _______ ismi, familiyasi _____________________ sana _____ 8 sinf algebradan 1 – bsb savollari ii variant 1. kichigi ga teng bo‘lgan ikkita ketma-ket kelgan toq natural sonlar yig‘indisini algebraik ifodasini toping va bo‘lgan hol uchun hisoblang. (3 ball) javob: ________________________________________________ 2. algebraik kasrlarni qisqartiring: (6 ball) [bookmark: _hlk172878517]1) ; [bookmark: _hlk172878617]2) ; 3) . javob: _______________________________________________ 3. algebraik kasrlarni umumiy maxrajga keltiring. (5 ball) 1) va ; 2) va javob: _______________________________________________ 4. har bir yuk mashinasiga tonnadan kartoshka yuklash mumkin bo‘lsa, har birida kilogrammdan kartoshka bo‘lgan qop kartoshkani tashib ketish uchun kerak bo‘ladigan yuk mashinalar sonini () ni aniqlovchi algerbraik ifoda tuzing. ni , , bo‘lgan hol uchun toping. (6 ball) javob: _______________________________________________ 5. algebraik kasrlarni ayiring. (5 ball) javob: _______________________________________________ o‘quvchining to‘plagan balli: __________ tekshiruvchi o‘qituvchi: _________________ ___________ (imzo) baholash mezoni № ball javob deskriptor 1 3 1) bu sonlarni va bilan belgilab olsa, 1 ball; 2) …
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alovchi ifoda tuza olsa, 1 ball; 2) jami kartoshkaning og‘irligini ifodalovchi ifoda tuzib, nechta yuk mashinasi kerakligini aniqlovchi ifodani karrali bo‘lgan hol uchun tuza olsa, 3 ball; karrali bo‘lmagan hol uchun ham tuza olsa, 5 ball; 3) nechta yuk mashinasi kerakligini aniqlovchi ifodani karrali bo‘lgan hol uchun tuzib, berilgan qiymatlarda hisoblay olsa, 4 ball; karrali bo‘lmagan hol uchun ham tuzib hisoblasa 6 ball. 4) algebraik ifoda tuzmasdan faqat berilgan qiymatlarda hisoblasa 2 ball. 5 5 1) ni ko‘paytuvchilarga ajrata olsa, 1 ball; 2) ko‘paytuvchilarga ajratib, umumiy mahrajni topa olsa, 2 ball; 3) umumiy maxrajni topib, har bir kasrni qo‘shimcha ko‘paytuvchiga ko‘paytirib maxrajni bir xilga olib kela olsa, 4 ball; 4) kasrlarni maxrajini bir xilga keltirib, suratlarini ayirib hisoblay olsa, 5 ball. jami: 25 ball image1.jpg
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[image: ] sinf _______ ismi, familiyasi _____________________ sana _____ 8 sinf algebradan 1 – bsb savollari ii variant 1. kichigi ga teng bo‘lgan ikkita ketma-ket kelgan toq natural sonlar yig‘indisini algebraik ifodasini toping va bo‘lgan hol uchun hisoblang. (3 ball) javob: ________________________________________________ 2. algebraik kasrlarni qisqartiring: (6 ball) [bookmark: _hlk172878517]1) ; [bookmark: _hlk172878617]2) ; 3) . javob: _______________________________________________ 3. algebraik kasrlarni umumiy maxrajga keltiring. (5 ball) 1) va ; 2) va javob: _______________________________________________ 4. har bir yuk mashinasiga tonnadan kartoshka yuklash mumkin bo‘lsa, har birida kilogrammdan kartoshka bo‘lgan qop kartoshkani tashib ketish uchun kerak bo‘ladigan yuk mashinalar ...

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