1 . The word "hence" is used in 1.3 as

• A. an adjective
• B. an adverb
• C. a noun
• D. a conjunction

Answer: Option D

Explanation:

2 . -1+-32n+-1-32n=

• A. 2
• B. –2
• C. -1
• D. 1

Answer: Option C

Explanation:

3 . -1-3

• A. $\left(2,\frac{4\pi }{3}\right)$
• B. $\left(1,\frac{2\pi }{3}\right)$
• C. $\left(3,\frac{\pi }{2}\right)$
• D. $\left(2,2\pi \right)$

Answer: Option A

Explanation:

4 . limx→01+2x-1-3xx=

• A. 0
• B. 1
• C. -1
• D. কোনটিই নয়

Answer: Option C

Explanation: