1 . A={x∈IN | 2<x≤8}B={x∈IN | x  x≤9}হলে A∩B=কত?

• A. {3,5,8}
• B. {4,57}
• C. {3,4,5}
• D. {3,5,7}

Answer: Option D

Explanation:

2 . A∩B=

• A. $\left\{2\right\}$
• B. $\left\{2,3,7\right\}$
• C. $\left\{1,2,3,\right\}$
• D. $\left\{3\right\}$

Answer: Option B

Explanation: