Birhad va uning standart shakli — 7-sinf Algebra test savollari

1.$3x^{2y}$·$(-4)x{y}^3$ birhadni standart shaklga keltiring.

• A)-14x^{3y}^{4}
• B)-10x^{3y}^{4}
• C)-12x^{3y}^{4}
• D)12x^{3y}^{4}

2.-5a^{3b}^{2}·$2a{b}^4$ birhadni standart shaklga keltiring.

• A)-12a^{4b}^{6}
• B)10a^{4b}^{6}
• C)-10a^{4b}^{6}
• D)-8a^{4b}^{6}

3.$2x{y}^2$·$(-3x^{3y})$·x birhadning darajasini toping.

• A)8
• B)7
• C)9
• D)6

4.-2a^{2b}^{3}·$(-3a^{4b})$ birhadni standart shaklga keltiring.

• A)6a^{6b}^{4}
• B)-6a^{6b}^{4}
• C)4a^{6b}^{4}
• D)8a^{6b}^{4}

5.4x^{3y}^{2}·(-2x^{2y}^{5}) birhadni standart shaklga keltiring.

• A)-10x^{5y}^{7}
• B)-8x^{5y}^{7}
• C)-6x^{5y}^{7}
• D)8x^{5y}^{7}

6.-$3x^{2y}$·5xy birhadni standart shaklga keltiring.

• A)-15x^{3y}^{2}
• B)15x^{3y}^{2}
• C)-17x^{3y}^{2}
• D)-13x^{3y}^{2}

7.2a·3ab birhadni standart shaklga keltiring.

• A)$4a^{2b}$
• B)-$6a^{2b}$
• C)$8a^{2b}$
• D)$6a^{2b}$

8.-4xy·(-2x) birhadni standart shaklga keltiring.

• A)-$8x^{2y}$
• B)$10x^{2y}$
• C)$8x^{2y}$
• D)$6x^{2y}$

9.$5x^2$·2x birhadni standart shaklga keltiring.

• A)$12x^3$
• B)$10x^3$
• C)-$10x^3$
• D)$8x^3$

10.-a·(-b)·3ab birhadni standart shaklga keltiring.

• A)a^{2b}^{2}
• B)-3a^{2b}^{2}
• C)3a^{2b}^{2}
• D)5a^{2b}^{2}