Quiz about On tap Toan 12

Question 1

Question 1.

Accepted Answer

(-4;5)

Answer

(-4;-5)

Answer

(4;-5)

Answer

(4;5)

Question 2

Question 2.

Accepted Answer

$$y$$

Answer

$$y$$

Answer

$$y$$

Answer

$$y$$

Question 3

Question 3.

Accepted Answer

$$y$$

Answer

$$y$$

Answer

$$y$$

Answer

$$y$$

Question 4

Question 4.

Accepted Answer

$$\left(2;+\infty\right)$$

Answer

$$\left(-\infty;2\right)$$

Answer

$$\left(-\infty;2\right]$$

Answer

$$\left[2;+\infty\right)$$

Question 5

Question 5.

Accepted Answer

-4

Answer

1

Answer

4

Answer

2

Question 6

Question 6.

Accepted Answer

$$\overrightarrow{n}\left(3;2;1\right)$$

Answer

$$\overrightarrow{n}\left(12;4;8\right)$$

Answer

$$\overrightarrow{n}\left(8;12;4\right)$$

Answer

$$\overrightarrow{n}\left(3;1;2\right)$$

Question 7

Question 7.

Accepted Answer

(2;0)

Answer

(0;2)

Answer

(0;-2)

Answer

(1;0)

Question 8

Question 8.

Accepted Answer

7

Answer

5

Answer

-5

Answer

4

Question 9

Question 9.

Accepted Answer

$$y=-x^4+2x^2$$

Answer

$$y=-x^3+3x^{ }$$

Answer

$$y=x^4-2x^2$$

Answer

$$y=-x^4-3x^2$$

Question 10

Question 10.

Accepted Answer

$$\sqrt[]{7}$$

Answer

$$1$$

Answer

$$2\sqrt[]{2}$$

Answer

$$7$$

Question 11

Question 11.

Accepted Answer

$$90^o$$

Answer

$$30^o$$

Answer

$$45^o$$

Answer

$$60^o$$

Question 12

Question 12.

Accepted Answer

-30

Answer

16

Answer

30

Answer

-16

Question 13

Question 13.

Accepted Answer

$$a^3$$

Answer

$$a^3.\sqrt[]{3}$$

Answer

$$\frac{a^3.\sqrt[]{3}}{3}$$

Answer

$$3a^3$$

Question 14

Question 14.

Accepted Answer

$$70\pi\ \left(cm^2\right)$$

Answer

$$60\pi\ \left(cm^2\right)$$

Answer

$$175\pi\ \left(cm^2\right)$$

Answer

$$35\pi\ \left(cm^2\right)$$

Question 15

Question 15.

Accepted Answer

(1;2;1)

Answer

(1;2;-3)

Answer

(-1;2;3)

Answer

(1;2;-2)

Question 16

Question 16.

Accepted Answer

(0;0)

Answer

(-1;1)

Answer

(0;1)

Answer

(1;1)

Question 17

Question 17.

Accepted Answer

$$F$$

Answer

$$F$$

Answer

$$F$$

Question 18

Question 18.

Accepted Answer

20

Answer

10

Answer

15

Answer

-5

Question 19

Question 19.

Accepted Answer

$$\left(0;2\right)$$

Answer

$$\left(-\infty;-1\right)$$

Answer

$$\left(2;4\right)$$

Answer

$$\left(-1;2\right)$$

Question 20

Question 20.

Accepted Answer

4

Answer

-1

Answer

3

Answer

-2

Question 21

Question 21.

Accepted Answer

$$V=\frac{\pi}{30}$$

Answer

$$V=\frac{1}{6}$$

Answer

$$V=\frac{\pi}{6}$$

Answer

$$V=\frac{1}{30}$$

Question 22

Question 22.

Accepted Answer

$$45^o$$

Answer

$$35^o$$

Answer

$$60^o$$

Answer

$$90^o$$

Question 23

Question 23.

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 24

Question 24.

Accepted Answer

(1;4)

Answer

(-1;1)

Answer

(0;3)

Answer

$$\left(-\infty;0\right)$$

Question 25

Question 25.

Accepted Answer

$$\frac{99}{667}$$

Answer

$$\frac{8}{11}$$

Answer

$$\frac{3}{11}$$

Answer

$$\frac{99}{167}$$

Question 26

Question 26.

Accepted Answer

8

Answer

3

Answer

6

Answer

2

Question 27

Question 27.

Accepted Answer

$$\left(0;-1\right)$$

Answer

$$\left(1;1\right)$$

Answer

$$\left(0;1\right)$$

Answer

$$\left(-1;0\right)$$

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