matematika kechasi

qatnashchilar : 8-a sinf al –xorazmiy guruhi 9-a sinf beruniy guruhi 9-b sinf mirzo ulug`bek guruhi matematika kechasi 21.12.2018 boyovut-1.13-maktab.mullayeva sh shartlar 1. salomlashish 2. hisob ilmi bilimdoni 3. tenglamalar olami 4. xotira sinovi 5. masalalar dunyosi 6. devoriy gazeta sharhi 7. erkin mavzu 21.12.2018 boyovut-1.13-maktab.mullayeva sh hisob ilmi bilimdoni 21.12.2018 boyovut-1.13-maktab.mullayeva sh hisob ilmi bilimdoni 21.12.2018 boyovut-1.13-maktab.mullayeva sh tenglamalar olami 6x+ 11 = 21—6x 2)4(x—7)- 2 (x+3) 2 6- 2x > 0 ayniyatni isbotlang tg a /(tg a + ctg a) = sin ²a soddalashtiring (1+ tg² a)—( sin a – cos a)² / cos ²a tenglama 2 cos² x -1= cos² x- 2 sin ²x 21.12.2018 boyovut-1.13-maktab.mullayeva sh masalalar dunyosi masala: haydovchi yo`l haarakati qoidasini buzd...

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