Algebraik kasrlarni qo'shish va ayirish — 7-sinf Algebra test savollari

Bu mavzuda 15 ta test savoli bor. Quyida 10 ta namuna — to'liq test va javoblar kaliti ro'yxatdan o'tgandan keyin ochiladi.

1. $\frac{2}{x - 1} + \frac{3}{x + 1}$ yig'indini toping.
- A)(1 - 5x)/((x - 1)(x + 1))
- B)(5x + 1)/((x - 1)(x + 1))
- C) $\frac{5 x - 1}{x ^{2} + 1}$
- D)(5x - 1)/((x - 1)(x + 1))
2. $\frac{1}{x - 2} - \frac{1}{x + 2}$ ayirmani toping.
- A)-4/((x - 2)(x + 2))
- B)4/((x - 2)(x + 2))
- C) $\frac{4}{x ^{2} - 2}$
- D)6/((x - 2)(x + 2))
3. $\frac{x}{x - 1} - \frac{1}{x - 1}$ ayirmani toping.
- A)1
- B)3
- C)-1
- D)1'
4. $\frac{3}{2 x} + \frac{1}{3 x}$ yig'indini toping.
- A) $\frac{11}{6 x + 2}$
- B) $\frac{13}{6 x}$
- C) $\frac{11}{6 x}$
- D) $- \frac{11}{6 x}$
5. $\frac{2}{a - b} + \frac{2}{a + b}$ yig'indini toping.
- A)-4a/((a - b)(a + b))
- B) $\frac{4 a}{a ^{2} - b ^{2} + 2}$
- C)4a/((a - b)(a + b))
- D)(4a + 2)/((a - b)(a + b))
6. $\frac{1}{x} + \frac{1}{y}$ yig'indini toping.
- A) $\frac{x + y}{x y}$
- B) $\frac{x + y}{x y + 2}$
- C) $\frac{- x - y}{x y}$
- D) $\frac{x + y + 2}{x y}$
7. $\frac{2}{x} - \frac{1}{x}$ ayirmani toping.
- A) $\frac{1}{x + 2}$
- B) $\frac{1}{x}$
- C) $\frac{3}{x}$
- D) $- \frac{1}{x}$
8. $\frac{1}{2 x} + \frac{1}{2 x}$ yig'indini toping.
- A) $- \frac{1}{x}$
- B) $\frac{1}{x}$
- C) $\frac{3}{x}$
- D) $\frac{1}{x + 2}$
9. $\frac{a}{2} + \frac{a}{3}$ yig'indini toping.
- A) $\frac{5 a + 2}{6}$
- B) $- \frac{5 a}{6}$
- C) $\frac{5 a}{8}$
- D) $\frac{5 a}{6}$
10. $\frac{3}{a} - \frac{1}{a}$ yig'indini toping.
- A) $\frac{2}{a}$
- B) $\frac{2}{a + 2}$
- C) $\frac{4}{a}$
- D) $- \frac{2}{a}$

«Algebraik kasrlarni qo'shish va ayirish» bo'yicha barcha 15 ta savolni javoblari bilan oling: Test Generator ularni variantlarga bo'ladi, DTM titulida chop etadi va javob varaqalarini rasm orqali tekshiradi.

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Algebraik kasrlarni qo'shish va ayirish — 7-sinf Algebra test savollari

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