Math Problem Statement

y=(1/(In(1-x))+√(x+2)) funksiya sohasini toping.

Solution

Berilgan y=1ln(1x)+x+2y = \frac{1}{\ln(1-x)} + \sqrt{x+2} funksiyasining sohasini (ta'rif sohasini) aniqlash uchun quyidagi shartlarni tekshirish kerak:

1. Birinchi had: 1ln(1x)\frac{1}{\ln(1-x)}

Bu hadning aniqlik sharti:

  • ln(1x)0\ln(1-x) \neq 0, ya'ni 1x1    x01-x \neq 1 \implies x \neq 0.
  • ln(1x)\ln(1-x) aniqlanishi uchun 1x>0    x<11-x > 0 \implies x < 1.

2. Ikkinchi had: x+2\sqrt{x+2}

Bu hadning aniqlik sharti:

  • x+20    x2x+2 \geq 0 \implies x \geq -2.

Umumiy aniqlik sohasi:

Ikkala shartni birgalikda hisobga olamiz:

  1. x0x \neq 0,
  2. x<1x < 1,
  3. x2x \geq -2.

Ularni birlashtiramiz: 2x<1,x0.-2 \leq x < 1, \, x \neq 0.

Funksiya sohasi:

Berilgan funksiya y=1ln(1x)+x+2y = \frac{1}{\ln(1-x)} + \sqrt{x+2} uchun aniqlik sohasi quyidagicha: x[2,0)(0,1).x \in [-2, 0) \cup (0, 1).


Agar qo'shimcha izoh yoki grafik ko'rinish kerak bo'lsa, so'rang! 😊

Savollar:

  1. Logarifma funksiyasining aniqlik sohasini qanday topasiz?
  2. Modul qiymati bilan bog'liq funksiyalarda aniqlik sohasi qanday aniqlanadi?
  3. Yig'indi funksiyalarda umumiy aniqlik sohasini qanday aniqlaysiz?
  4. Funksiyalarni grafik usulda qanday tasvirlash mumkin?
  5. Ildiz ostidagi ifodalar bilan qanday ishlash kerak?

Maslahat:

Funksiya sohasi bilan ishlaganda har bir hadning aniqlanish shartini alohida tekshirishni unutmang.

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Math Problem Analysis

Mathematical Concepts

Functions
Domains of functions
Logarithmic functions
Square root properties

Formulas

Domain of ln(x): x > 0
Domain of √(x): x ≥ 0

Theorems

Properties of logarithmic functions
Properties of square roots

Suitable Grade Level

Grades 9-12