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Toán 12 - Cực trị

Authored by 6 Chung

Mathematics

University

Used 107+ times

Toán 12 - Cực trị
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20 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

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 (1,0)\left(-1,0\right)  

 (,1)\left(-\infty,-1\right)  

 (0,1)\left(0,1\right)  

 (0,+)\left(0,+\infty\right)  

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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Hàm số đồng biến trên (0,2)\left(\cdot0,2\right)

Hàm số nghịch biến trên (0,2)\left(0,2\right)

Hàm số nghịch biến trên (,0)\left(-\infty,0\right)

Hàm số nghịch biến trên (2,+)\left(2,+\infty\right)

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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4

5

6

7

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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m2,m2m\le-2,m\ge2

2<m<2-2<m<2

m<2,m>2m<-2,m>2

2m2-2\le m\le2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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(2,5]\left(2,5\right]

[2,5)\left[2,5\right)

(2,+)\left(2,+\infty\right)

(2,5)\left(2,5\right)

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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(,2)\left(-\infty,-2\right)

(,1)\left(-\infty,1\right)

(,2]\left(-\infty,-2\right]

(,1]\left(-\infty,1\right]

7.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

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3

-5

0

2

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