• A. $\left(-\infty ,\frac{1}{2}\right)\cup \left(\frac{3}{2},+\infty \right)$
• B. $\left(\frac{1}{2},\frac{3}{2}\right)$
• C. $\left(-\infty ,1\right)\cup \left(3,+\infty \right)$
• D. $\left(-\infty ,2\right)\cup \left(\frac{5}{2}+\infty \right)$

Answer: Option A

Explanation:

• A. (2,3)
• B. $\left(-\infty ,2\right)\cup \left(3,+\infty \right)$
• C. $\left(-\infty ,0\right)\cup \left(1,+\infty \right)$
• D. $\left(-\infty ,+\infty \right)$

Answer: Option B

Explanation:

• A. {-2,1}
• B. {-2,1}
• C. (− ∞,-২)
• D. ∪ (1 ,∞)

Answer: Option C

Explanation:

• A. {-5,1}
• B. (-2,1)
• C. $\left(-\infty ,-2\right)\cup \left(1,\infty \right)$
• D. $\left(-2,\infty \right)$

Answer: Option C

Explanation:

• A. $\left[+9,3\right]$
• B. $\left[3,\infty \right]$
• C. $\left[-9,3\right]$
• D. $\left[\infty ,-9\right]$

Answer: Option C

Explanation:

• A. $( \infty , 0 )$
• B. $( - \infty , 4 )$
• C. $( - \infty , 4 )$
• D. $( 0 , 4 )$

Answer: Option C

Explanation:

• A. $x>3 , x<2$
• B. $2>x>3$
• C. $x<2$
• D. $2<x<3$

Answer: Option D

Explanation:

• A. $\frac{1}{2}<x<1$
• B. x<1/2 এবং x>1
• C. x<1 এবং x>1/2
• D. x=1

Answer: Option B

Explanation:

• A. -3
• B. -2
• C. 1< x< 5
• D. -1 < x <6

Answer: Option D

Explanation:

• A. $\left(-\alpha ,1\right)\cup \left(1,+\alpha \right)$
• B. $\left(-\alpha ,0\right)\cup \left(0,\alpha \right)$
• C. $\left(-\alpha ,\frac{1}{3}\right)\cup \left(\frac{1}{2},\alpha \right)$
• D. $\left(-\alpha ,\frac{1}{2}\right)\cup \left(\frac{1}{2},\alpha \right)$

Answer: Option D

Explanation: