1_kvadrat_tenglamalar

matematika kvadrat tenglamalar 10-11-sinf | o'qituvchilar uchun dars ishlanma dars davomiyligi: 45 daqiqa 1 dars maqsadlari kvadrat tenglama tushunchasini ta'riflash to'liq va to'liqsiz kvadrat tenglamalarni farqlash diskriminant formulasini qo'llash kvadrat tenglamalarni 4 xil usulda yechish real hayotdagi masalalarni yechish 2 01 kvadrat tenglama nazariyasi ta'rif va asosiy tushunchalar 3 kvadrat tenglama — ta'rif kvadrat tenglama: axâ² + bx + c = 0 (a ≠0) a — ikkinchi darajali koeffitsient (a ≠0 shart!) b — birinchi darajali koeffitsient c — erkin had misol: 2xâ² - 5x + 3 = 0 → a=2, b=-5, c=3 misol: xâ² - 4 = 0 → a=1, b=0, c=-4 4 kvadrat tenglamalar turlari to'liq (b≠0 va c≠0) axâ²+bx+c=0 misol: xâ²-5x+6=0 misol: 2xâ²+3x-2=0 …

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