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Dr.m Kamandi خواهش میکنم🙏🏻
Dr.m Kamandi مثل اینکه اشتباه کردم تابع درجه دو وارون پذیر نیست ولی سهمی افقی نمودار رو در یک نقطه میتونه قطع کنه. x=ay²+by+c