Free Printable Khởi động cùng B2

1.

lim $\frac{1}{n}$

a)

0

b)

1

c)

$+\infty$

d)

3

2.

lim $\frac{1}{n^k}$

a)

2

b)

1

c)

0

d)

$+\infty$

3.

limc (với c là hằng số)

a)

0

b)

c

c)

$+\infty$

d)

$-\infty$

4.

$\lim_{x\rightarrow+\infty}x^k$

a)

1

b)

$-\infty$

c)

0

d)

$+\infty$

5.

lim $\frac{2n+3}{3n-4}$

a)

$\frac{3}{2}$

b)

$-\frac{3}{4}$

c)

$\frac{2}{3}$

d)

$-\frac{1}{2}$

6.

lim $\frac{n^3-2n^2+1}{2n+4}$

a)

$+\infty$

b)

$-\infty$

c)

$\frac{1}{2}$

d)

0

7.

$\lim_{x\rightarrow2}\ \frac{x^2-4}{x-2}$

a)

0

b)

4

c)

$\frac{1}{4}$

d)

$+\infty$

8.

$\lim_{x\rightarrow1}\ \frac{\sqrt{x+3}-2}{x-1}$

a)

4

b)

$\frac{1}{4}$

c)

0

d)

-4

9.

$\lim\ \frac{2^n-4^n}{3.4^n+2.3^n}$

a)

0

b)

3

c)

$\frac{1}{2}$

d)

$-\frac{1}{3}$

10.

$\lim_{x\rightarrow0}\ \frac{\sqrt{x+9}-3}{x}$

a)

5

b)

3

c)

6

d)

$\frac{1}{6}$

Khởi động cùng B2

Total questions: 10

Worksheet time: 2mins

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