• A. 28
• B. -44
• C. 32
• D. 26

Answer: Option A

Explanation:

• A. 27
• B. 24
• C. 22
• D. 20

Answer: Option C

Explanation:

• A. 4x
• B. 9x
• C. 6x
• D. 3x

Answer: Option D

Explanation:

• A. 5/-3
• B. 17/3
• C. 5/3
• D. 7/13

Answer: Option B

Explanation:

• A. $-\frac{1}{2}\left(x+\frac{1}{x^2}\right)$
• B. $\frac{1}{2}\left(x-\frac{1}{x^2}\right)$
• C. $\frac{1}{2}\left(x^2+\frac{1}{x^2}\right)$
• D. $\frac{1}{2}\left(\frac{1}{x^2}-x\right)$

Answer: Option D

Explanation:

• A. -4
• B. -6
• C. 6
• D. -2

Answer: Option D

Explanation:

• A. 2
• B. 1
• C. -2
• D. -1

Answer: Option B

Explanation:

• A. $3$
• B. $4$
• C. $5$
• D. $8$

Answer: Option B

Explanation:

• A. 8
• B. 3
• C. 5
• D. 4

Answer: Option D

Explanation:

• A. 8
• B. 3
• C. 5
• D. 4

Answer: Option D

Explanation:

• A. a/ c = b/ c
• B. a /c < b/ c
• C. a/ c > b/ c
• D. a/ c ≥ b /c

Answer: Option C

Explanation:

• A. {(2,1) (2,2) (3,2)}
• B. {(2,1) (3,1) (3,2)}
• C. {(1,2) (3,1) (3,2)}
• D. {(1,2) (1,3) (2,3)}

Answer: Option B

Explanation:

• A. অভেদক ম্যাট্রিক্স
• B. প্রতিসম ম্যাট্রিক্স
• C. শূন্য ম্যাট্রিক্স
• D. কোনটিই নয়

Answer: Option B

Explanation:

• A. (a+b)/2
• B. ab/2
• C. b-a
• D. ab

Answer: Option A

Explanation:

• A. √ 10
• B. 10
• C. 4
• D. 25

Answer: Option A

Explanation: