• A. 12
• B. 19
• C. 16
• D. 14

Answer: Option D

Explanation:

• A. $\left(-\infty ,3\right)$
• B. $3, 7$
• C. $\left[3,4\right]$
• D. $\left[4,\infty \right]$

Answer: Option C

Explanation:

• A. 3,-4
• B. -3,4
• C. 3,4
• D. -3,-4

Answer: Option B

Explanation:

• A. 3
• B. 4
• C. 5
• D. 6

Answer: Option A

Explanation:

• A. (x - 5)(x-4)
• B. (x + 5)(x-4)
• C. (x - 5)(x+4)
• D. (x + 5)(x+4)

Answer: Option B

Explanation:

• A. 14
• B. 3
• C. 6
• D. 25

Answer: Option B

Explanation:

• A. x + 5
• B. x - 9
• C. x + 7
• D. x + 3

Answer: Option D

Explanation:

• A. xy
• B. xyz
• C. x + 2y - z
• D. x - zy

Answer: Option C

Explanation:

• A. $x^2 y^2\left(x+y\right)$
• B. $xy\left(x^2+y^2\right)$
• C. $x^{2}y{\left(x+y\right)}^2$
• D. $x{y}^2\left(x^2+y\right)$

Answer: Option C

Explanation:

• A. $5 \surd 3$
• B. $4 \surd 3$
• C. $2 \surd 5$
• D. 52

Answer: Option D

Explanation:

• A. 3, 10
• B. 10, 15
• C. 15, 25
• D. 10, 25

Answer: Option D

Explanation:

• A. 64
• B. 244
• C. 304
• D. 290

Answer: Option C

Explanation:

• A. 12
• B. 10
• C. 6
• D. কোনটিই নয়

Answer: Option A

Explanation:

• A. -5
• B. 5
• D. 1/5

Answer: Option A

Explanation:

• A. ১৭
• B. ১৯
• C. ২১
• D. ২৩

Answer: Option C

Explanation: