Сокращение алгебраических дробей Lesson Slides: 1 Slide

1 Slide • 7 Questions

1

Сокращение алгебраических дробей

By Оксана Шадрина

2

Multiple Choice

Сократите дробь $\frac{ab-a^2}{ab-b^2}$ .

Выберите верный ответ.

1

$\frac{a}{b}$

2

$-\frac{a}{b}$

3

$\frac{-b}{a}$

4

$\frac{b}{a}$

3

Multiple Choice

Сократите дробь $\frac{115x^3y^2}{15xy^2}$ .

Выберите верный ответ.

1

$\frac{2}{3}x^2$

2

$105\ \frac{2}{3}x^2$

3

$105x^2$

4

$7\ \frac{2}{3}x^2$

4

Multiple Choice

Сократите дробь $\frac{z^8}{-z^4}$ .

Выберите верный ответ.

1

$z^4$

2

$-\frac{z^4}{z}$

3

$-\frac{1}{z^4}$

4

$-z^4$

5

Multiple Choice

Сократите дробь $\frac{49a^3b^5}{7ab^2}$ .

Выберите верный ответ.

1

$7a^3b^2$

2

$a^2b^3$

3

$7a^2b^3$

4

7ab

6

Multiple Choice

Сократите дробь $\frac{\left(x+4\right)^2}{3x^2+12x}$ .

Выберите верный ответ.

1

x + 4

2

$x^2$

3

$\frac{x+4}{3x}$

4

$\frac{x+4}{x+3}$

7

Multiple Choice

Сократите дробь $\frac{7x-14}{8x-16}$ .

Выберите верный ответ.

1

- $\frac{7}{8}$

2

$\frac{7x-7}{8x-8}$

3

$\frac{7}{8}$

4

$\frac{x-7}{x-8}$

8

Fill in the Blanks

Сократите дробь $\frac{15a-30}{2-a}$ . Запишите ответ в виде числа (без пробелов).

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Сокращение алгебраических дробей

By Оксана Шадрина

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