ii chorak. 9 sinf 4-bsb algebra umumtalim i variant

sinf _____ ismi, familiyasi _____________________ sana _____ 9 sinf algebradan 4 – bsb savollari i-variant 1. graduslarda ifodalangan burchakning radian o‘lchovini toping (6 ball) a) 75° b) 100° c) 36° javob: _______________________________________________ 2. agar aylananing 0,48 𝑚 uzunlikdagi yoyini 0,8 𝑟𝑎𝑑 li markaziy burchak tortib tursa aylana radiusini hisoblang. (4 ball) javob: _______________________________________________ 3. birlik aylanada 𝑃(1; 0) nuqtani (4 ball) a) 9𝜋 2 b) 7𝜋 burchakka burish natijasida hosil bo‘lgan nuqtani koordinatalarini aniqlang. javob: _______________________________________________ 4. hisoblang. (5 ball) 3𝑠𝑖𝑛 5𝜋 6 + 2𝑡𝑔 𝜋 4 − 12𝑐𝑜𝑠 2𝜋 3 − 𝑐𝑡𝑔 3𝜋 4 javob: _______________________________________________ 5. sonning ishorasini anqlang. (6 ball) a) 𝑐𝑜𝑠 2𝜋 3 ∙...

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