• A. $\left(\sqrt{2x}+5\right)\left(2x^2-5\sqrt{2x}-25\right)$
• B. $\left(\sqrt{2x}+5\right)\left(2x-5\sqrt{2x}+25\right)$
• C. $\left(\sqrt{2x}+5\right)\left(2x^2+5\sqrt{2x}+25\right)$
• D. $\left(\sqrt{2x}-5\right)\left(2x^2-5\sqrt{2x}-25\right)$

Answer: Option B

Explanation:

• A. $\frac{3\sqrt{3}}{4}$
• B. $3\sqrt{3}$
• C. $9$
• D. $3$

Answer: Option B

Explanation:

• A. 8
• C. 2
• D. 1

Answer: Option D

Explanation:

• A. (3x2 + 5)(-3x2 -5)
• B. (5 + 3x)(5 - 3x)
• C. (-3x2 + 5)(-3x2 -5)
• D. (5 + 3x2)(5 - 3x2)

Answer: Option D

Explanation:

• A. 11
• B. 21
• C. 13
• D. 14

Answer: Option C

Explanation:

• A. 7
• B. 9
• C. 10
• D. 12

Answer: Option C

Explanation:

• A. 25
• B. 50
• C. 100
• D. 75

Answer: Option A

Explanation:

• A. 100 টাকা
• B. 10 টাকা
• C. 1 টাকা
• D. 2টাকা

Answer: Option C

Explanation:

• A. (4, 6)
• B. (1, 2)
• C. (4, 5)
• D. (2, 3)

Answer: Option D

Explanation:

• A. 1/2
• B. 1/4
• C. 1/3
• D. 1300

Answer: Option A

Explanation:

• A. প্রবৃদ্ধ কোণ
• B. সম্পূরক কোণ
• C. পূরক কোণ
• D. স্থূল কোন

Answer: Option A

Explanation:

• A. 1/3
• B. -1/3
• C. -3
• D. 1

Answer: Option A

Explanation:

• A. 5
• B. 8
• C. 9

Answer: Option A

Explanation:

• A. $1/3$
• B. $7/3$
• C. $2$
• D. $3$

Answer: Option A

Explanation:

• A. - 581
• B. - 512
• C. 512
• D. 472

Answer: Option B

Explanation: