Shunday natural $n$ sonlarni topingki, bunda $\dfrac{n^3-3n^2-24}{n}$ ifodaning qiymati natural son bo'lsin.
- A. $1;2;3;4;6;8;24$
- B. $6;8;12;24$
- C. $1;2;4;6;8;12;24$
- D. $1;2;3;4;6;12;24$
Algebraik kasrlar bo‘yicha savol
Javob va yechimni ko‘rish
Javob: $6;8;12;24$
$n^2-3n-24/n$ butun bo‘lishi uchun $n$ soni 24 ning bo‘luvchisi. Ulardan faqat 6, 8, 12 va 24 ifodaga musbat qiymat beradi.
Mavzuni mustahkamlang
Bu savol Algebraik kasrlar mavzusiga tegishli. Ta’riflar, formulalar va misollarni mavzu sahifasida ko‘ring.
Mavzuni o‘rganishShu mavzudagi boshqa savollar
Ifodani soddalashtiring: $\frac{x^2 - 9}{x^2 + 6x + 9} \cdot \frac{x + 3}{x - 3}$Kasrlarni ayiring: $\frac{2a}{a^2 - b^2} - \frac{1}{a - b}$Tenglamani yeching: $\frac{x}{x-2} - \frac{2}{x-2} = 1$Ifodani soddalashtiring: $\left(\frac{1}{x} + \frac{1}{y}\right) : \frac{x^2 - y^2}{xy}$Agar $x + \frac{1}{x} = 5$ bo'lsa, $x^2 + \frac{1}{x^2}$ ning qiymatini toping.