• A. 2
• B. -2
• C. 3
• D. 1

Answer: Option B

Explanation:

• A. y > 0
• B. Y < 0
• C. yz > 0
• D. কোনোটিই নয়

Answer: Option A

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:

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

Answer: Option D

Explanation:

• A. $-\infty <x<\frac{5}{3}$
• B. $\frac{8}{3}<x<\infty$
• C. $-\infty <x<\frac{5}{2} অথবা \frac{8}{3}<x<\infty$
• D. $-\infty <x<\frac{5}{2} এবং \frac{8}{3}<x<\infty$

Answer: Option B

Explanation:

• A. 2
• B. -2
• C. -8
• D. -4

Answer: Option B

Explanation:

• A. 1 < x < 2
• B. − 2 < x < − 1
• C. − 2 < x ≤ − 1
• D. 1 ≤ x ≤ 2

Answer: Option A

Explanation:

• A. (-∞, -1) υ (4, +∞)
• B. (-∞, -2) υ (5, +∞)
• C. (∞, 2) υ (5, +∞)
• D. (∞, 2) υ (-5, -∞)

Answer: Option B

Explanation:

• A. (-∝, 2) ∪ (5/2, +∝)
• B. (-∝, 1) ∪ (3, +∝)
• C. (-∝, 1/2) ∪ (1/2,∝)
• D. (1/2, 3/2)

Answer: Option C

Explanation:

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

Answer: Option B

Explanation: