«На Урок»                                     ^ПІБ:

Клас:

1.                                                                                                                                                                               2

Записати у вигляді многочлена (2х + 3у)

              а)        2                                                                                                 2б)                                           2                                             2

2х + 12ху + 3у4х + 12ху + 9у

              в)        2                       2     2                                                                     2г)                                         2                                             2

4х + 12х у + 9у4х + 72ху + 9у

2.                                                                                                                                                                               2

Записати у вигляді многочлена (6a - 7b)

              а)           2                                                                                               2б)                                            2                                          2

36a - 42ab + 49b36a - 84ab - 49b

              в)           2                                                                                               2г)                                             2                                          2

36a - 84ab + 49b36a - 42ab - 49b

3.                                                                                                                                                                               2          2                      4

Подайте тричлен у вигляді квадрата двочлена 4х - 24ху + 36у

              а)                                                               2 2б)                                                                2 2

(2х - 6у )(4х - 6у )

              в)                                                                 2 2г)                                                                   2

(2х + 6у )(4х - 36у)

4.                                                                                                                                                                               1          2                      1                      2

Подайте тричлен у вигляді квадрата двочлена /₁₆ a +0,1ab + /₂₅ b

              а)                                                                    2б)                                                                    2

(¼ a + 5b)(¼ a - ⅕ b)

              в)                                                                   2г)                                                                         2

(4a + 5b)(¼ a + ⅕ b)

5.                                                                                                                                                                               2

Розв'язати рівняння (2х-15) = 0

а) 15б) -7,5

в) -7,5: 7,5г) 7,5

6.                                                                                                                                                                               2

Розвязати рівняння 9х +54х +81 = 0

а) 3б) 3;-3

в) -3г) 9

7.                                                                                                                                                                               2

Записати у вигляді многочлена (-10m + 0,5n )

              а)                  2                                                                                                2б)                                         2                                                       2

-            100m + 10mn + 0,25n0,25n - 10mn + 100m в) 2 2г) 2 2

-            100m + 5mn + 0,25n0,25n - 5mn + 100m

8.                                                                                                                                                                               2

Записати у вигляді многочлена (- 0,2a - 2b)

              а)                  2                                                                                        2б)                                                 2                                             2

- 0,04a - 0.8ab - 4b- 0,04a + 0.8ab - 4b в) 2 2г) 2 2

0,04a - 0.8ab + 4b0,04a + 0.8ab + 4b

9.                                                                                                                                                                               Який одночлен треба поставити замість * , щоб можна було подати у вигляді квадрата двочлена вираз 121х² - * + 25у²

а) 110хуб) -110ху

в) 55хуг) -55ху

10.                                                                                                                                                                            Який одночлен треба поставити замість * , щоб можна було подати у вигляді квадрата двочлена вираз

* - 16ху+ 16у²

              а)                                                           2б) 2х

2х

              в)                                                            2г) 4х

4х

11.                                                                                                                                                                            Замініть зірочки такими одночленами, щоб виконувалася тотожність

9a² + * + 64b² = (* + 8b)²

а) 24ab; 3аб) 24ab; 9а

в) 48ab; 3аг) 48ab; 9а;

12.                                                                                                                                                                            Замініть зірочки такими одночленами, щоб виконувалася тотожність

36х² - 84ху + * = (* - 7у)²

                                                              а) 7у; 6хб)                                                           2 

49у ;6х

                                                             в) 49у; 6хг)                                                        2 

7у ;6х

Ключ до тесту