Алгебра 9 класс. Проверочная работа "Квадратные неравенства"

А- 9                                                                                       РКН – 1 - 23

Заполни пропуски, нанеси на ось недостающие обозначения:

1)   ax² + bx + c > 0                                        2) ax² + bx + c ≥ 0

 

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

xÎ…………………                                                xÎ…………………

3)    ax² + bx + c < 0                                   4) ax² + bx + c ≤ 0

 

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

xÎ…………………                                                xÎ…………………

5)    ax² + bx + c > 0                                   6) ax² + bx + c ≤ 0

*

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

xÎ…………………                                                xÎ…………………

7)ax² + bx + c ≥ 0                                          8) ax² + bx + c ≥ 0

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

xÎ…………………                                                xÎ…………………

 

А- 9                                                                                       РКН – 1 - 24

Заполни пропуски, нанеси на ось недостающие обозначения:

1)    ax² + bx + c ≤ 0                                             2) ax² + bx + c < 0

 

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

xÎ…………………                                                xÎ…………………

3)ax² + bx + c ≥ 0                                     4) ax² + bx + c < 0

 

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

xÎ…………………                                                xÎ…………………

5)ax² + bx + c > 0                                     6) ax² + bx + c ≤ 0

 

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

xÎ…………………                                                xÎ…………………

7)ax² + bx + c ≤ 0                                     8) ax² + bx + c > 0

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

xÎ…………………                                                xÎ…………………

 

А- 9                                                                                       РКН – 1 - 27

Заполни пропуски, нанеси на ось недостающие обозначения:

1)    ax² + bx + c > 0                                             2) ax² + bx + c ≥ 0

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

 

3)ax² + bx + c < 0                                     4) ax² + bx + c ≤ 0

 

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

xÎ…………………                                                xÎ…………………

       5)ax² + bx + c > 0                                     6) ax² + bx + c ≤ 0

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

xÎ…………………                                                xÎ…………………

7)ax² + bx + c ≥ 0                                          8) ax² + bx + c ≥ 0

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

xÎ…………………                                                xÎ…………………

 

А- 9                                                                                       РКН – 1 - 28

Заполни пропуски, нанеси на ось недостающие обозначения:

1)ax² + bx + c ≤ 0                                              2) ax² + bx + c < 0

 

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

xÎ…………………                                                xÎ…………………

3)ax² + bx + c ≥ 0                                     4) ax² + bx + c < 0

 

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

xÎ…………………                                                xÎ…………………

5)ax² + bx + c > 0                                     6) ax² + bx + c ≤ 0

 

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

xÎ…………………                                                xÎ…………………

7)ax² + bx + c ≤ 0                                     8) ax² + bx + c > 0

 

 

a………..0                                                           a………..0

D………..0                                                           D………..0

xÎ…………………                                                xÎ…………………