Free Printable 11A3-HSLG T3

1.

Giá trị lớn nhất của hàm số y = 3sin x - 1 là:

a)

2

b)

3

c)

4

d)

$-4$

2.

Chu kỳ tuần hoàn của hàm số y = cos x là:

a)

$\pi$

b)

$2\pi$

c)

$\frac{\pi}{2}$

d)

$-\pi$

3.

Trong các hàm số sau, có bao nhiêu hàm số tuần hoàn ?

y = tan x; y = x + 3; y = sin 2x

a)

0

b)

1

c)

2

d)

3

4.

Trong các hàm số sau, hàm số nào là hàm số chẵn ?

a)

y = sin x

b)

y = cos x

c)

y = tan x

d)

y = cot x

5.

Trong các hàm số: y = sinx; y = tan2x; y = cosx; y = x + sinx, có bao nhiêu hàm số lẻ ?

a)

3

b)

4

c)

1

d)

2

6.

Tập xác định của hàm số y = tan x là:

a)

$D=R$ \ $\left\{\frac{\pi}{2}+k\pi,\ k\in Z\right\}$

b)

$D=R$ \ $\left\{k\pi,\ k\in Z\right\}$

c)

$D=R$ \ $\left\{\frac{\pi}{2}+k2\pi,\ k\in Z\right\}$

d)

$D=R$ \ $\left\{k2\pi,\ k\in Z\right\}$

7.

Tập xác định của hàm số y = cot x là:

a)

$D=R$ \ $\left\{\frac{\pi}{2}+k\pi,\ k\in Z\right\}$

b)

$D=R$ \ $\left\{k\pi,\ k\in Z\right\}$

c)

$D=R$ \ $\left\{\frac{\pi}{2}+k2\pi,\ k\in Z\right\}$

d)

$D=R$ \ $\left\{k2\pi,\ k\in Z\right\}$

8.

Tập xác định của hàm số $y=\sqrt{\cos\ x\ +2}$ là:

a)

$D=R$

b)

$D=\varnothing$

c)

$D=\left(-2;+\infty\right)$

d)

$D=\left[-2;+\infty\right)$

9.

Tập xác định của hàm số $y=\tan\left(x-\frac{\pi}{3}\right)$ là:

a)

$D=R$ \ $\left\{\frac{5\pi}{6}+k\pi,\ k\in Z\right\}$

b)

$D=R$ \ $\left\{\frac{\pi}{3}+k\pi,\ k\in Z\right\}$

c)

$D=R$ \ $\left\{\frac{\pi}{2}+k\pi,\ k\in Z\right\}$

d)

$D=R$ \ $\left\{\frac{\pi}{3}+k2\pi,\ k\in Z\right\}$

10.

Tập xác định của hàm số y = cot 2x là:

a)

$D=R$ \ $\left\{\frac{\pi}{2}+\frac{k\pi}{2},\ k\in Z\right\}$

b)

$D=R$ \ $\left\{\frac{k\pi}{2},\ k\in Z\right\}$

c)

$D=R$ \ $\left\{\frac{\pi}{2}+k2\pi,\ k\in Z\right\}$

d)

$D=R$ \ $\left\{k2\pi,\ k\in Z\right\}$

11A3-HSLG T3

Total questions: 10

Worksheet time: 8mins

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