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bet | 61/133 | Sana | 29.08.2021 | Hajmi | 4,68 Mb. | | #158493 |
| Bog'liq 9-sinf Algebra dars ishlanmalari
c) rivojlantiruvchi: o’quvchilar bilimini rivojlantirish, ko’nikma va malakasini o’stirish, fikrlash qobiliyatini riviojlantirish.
Dars turi: O’quvchilar bilimini tekshirish
Dars uslubi : Yozma ish
Tashkiliy qism.
Salomlashish. Navbatchining o’quvchilar davomati, darsga tayyorligi to’g’risidagi axborotini tinglash.
Darsning borishi:
I variant
1. (1;0)nuqtani - (k € Z)burchakka burishda hosil bo’lgan nuqtaning koordinatalarini toping.
2. (0;1), (0;-1) nuqtalarni hosil qilish uchun P(1;0)nuqtani burish kerak bo’lgan barcha burchaklarni toping.
3. Ifodaning qiymatini toping: sin .
4. Tenglamani yeching: =0
5. Birlik aylanada P(1;0)nuqtani burchakda tasvirlang.
II variant
1. (1;0)nuqtani (k € Z)burchakka burishda hosil bo’lgan nuqtaning koordinatalarini toping.
2. (-1;0), (1;0) nuqtalarni hosil qilish uchun P(1;0)nuqtani burish kerak bo’lgan barcha burchaklarni toping.
3. Ifodaning qiymatini toping: ( 2tg ):cos .
4. Tenglamani yeching: =0
5. Birlik aylanada P(1;0)nuqtani burchakda tasvirlang.
Yechimlari:
I variant
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