Yig'indining kvadrati va ayirmaning kvadrati — 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. $(3 x + 2 y)^{2}$ ni yoying.
- A) $9 x^{2} + 12 x y - 2 x + 4 y^{2}$
- B)- $9 x^{2} - 12 x y - 4 y^{2}$
- C) $9 x^{2} + 12 x y + 2 x + 4 y^{2}$
- D) $9 x^{2} + 12 x y + 4 y^{2}$
2. $(5 a - 3 b)^{2}$ ni yoying.
- A) $25 a^{2} - 30 ab - 2 a + 9 b^{2}$
- B) $25 a^{2} - 30 ab + 11 b^{2}$
- C) $25 a^{2} - 30 ab + 9 b^{2}$
- D) $25 a^{2} - 30 ab + 2 a + 9 b^{2}$
3. $(2 x - 5)^{2}$ ni yoying.
- A)- $4 x^{2} + 20 x - 25$
- B) $4 x^{2} - 18 x + 25$
- C) $4 x^{2} - 20 x + 25$
- D) $4 x^{2} - 22 x + 25$
4. $(4 a + b)^{2}$ ni yoying.
- A) $16 a^{2} + 8 ab - 2 a + b^{2}$
- B) $16 a^{2} + 8 ab + b^{2}$
- C)- $16 a^{2} - 8 ab - b^{2}$
- D) $16 a^{2} + 8 ab + 3 b^{2}$
5. $(x - 3 y)^{2} + 6 x y$ ni soddalashtiring.
- A) $x^{2} + 2 x + 9 y^{2}$
- B) $x^{2} - 2 x + 9 y^{2}$
- C) $x^{2} + 11 y^{2}$
- D) $x^{2} + 9 y^{2}$
6. $(x + 4)^{2}$ ni yoying.
- A)- $x^{2} - 8 x - 16$
- B) $x^{2} + 6 x + 16$
- C) $x^{2} + 10 x + 16$
- D) $x^{2} + 8 x + 16$
7. $(a - 2)^{2}$ ni yoying.
- A) $a^{2} - 6 a + 4$
- B) $a^{2} - 2 a + 4$
- C)- $a^{2} + 4 a - 4$
- D) $a^{2} - 4 a + 4$
8. $(2 x + 1)^{2}$ ni yoying.
- A)- $4 x^{2} - 4 x - 1$
- B) $4 x^{2} + 4 x + 1$
- C) $4 x^{2} + 2 x + 1$
- D) $4 x^{2} + 6 x + 1$
9. $(3 a - 1)^{2}$ ni yoying.
- A)- $9 a^{2} + 6 a - 1$
- B) $9 a^{2} - 6 a + 1$
- C) $9 a^{2} - 4 a + 1$
- D) $9 a^{2} - 8 a + 1$
10. $(x + y)^{2}$ ni yoying.
- A) $x^{2} + 2 x y + 3 y^{2}$
- B) $x^{2} + 2 x y + y^{2}$
- C) $x^{2} + 2 x y + 2 x + y^{2}$
- D) $x^{2} + 2 x y - 2 x + y^{2}$

«Yig'indining kvadrati va ayirmaning kvadrati» 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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Yig'indining kvadrati va ayirmaning kvadrati — 7-sinf Algebra test savollari

7-sinf Algebra: boshqa mavzular

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