• A. 49
• B. 39
• C. 29
• D. 19

Answer: Option D

Explanation:

• A. $a^3+8b^3-6a^{2}b-12a{b}^2$
• B. $a^3-8b^3-6a^{2}b-12a{b}^2$
• C. $a^3-8b^3-6a^{2}b+12a{b}^2$
• D. $a^3-8b^3-12a^{2}b+6a{b}^2$

Answer: Option C

Explanation:

• A. 22
• B. 18
• C. 16
• D. 14

Answer: Option B

Explanation:

• A. $90°$
• B. $60°$
• C. $120°$
• D. $150°$

Answer: Option D

Explanation:

• A. $4/3$
• B. $3/4$
• C. $3/5$
• D. $5/4$

Answer: Option A

Explanation:

• A. 4
• B. 12
• C. 14
• D. 16

Answer: Option C

Explanation:

• A. $-2$
• B. $2$
• C. $1$
• D. $-1$

Answer: Option D

Explanation:

• A. ±২৫
• B. ±.৫
• C. ±৫
• D. ৫

Answer: Option D

Explanation:

• A. ০.৩৩
• B. ০.৫
• C. ০.৬৬
• D. ০.৫৫
• E. কোনোটিই নয়

Answer: Option E

Explanation:

• A. ১০
• B. ১৬
• C. ২৫
• D. ২০

Answer: Option B

Explanation:

• A. $\sqrt{3}$
• B. $\sqrt[3]{6}$
• C. $\sqrt{2}$
• D. $\sqrt[3]{8}$

Answer: Option D

Explanation:

• A. ০.০২৫
• B. ০.০০০২৫
• C. ০.০০০০২৫
• D. ০.২৫

Answer: Option B

Explanation:

• A. ৩
• B. .১০
• C. ৬
• D. ১২

Answer: Option A

Explanation:

• A. $\sqrt{5}$
• B. $1$
• C. $-\sqrt{5}$
• D. $\pm \sqrt{5}$

Answer: Option A

Explanation:

• A. ৩৬০
• B. ১৮০
• C. ৯০
• D. ২৭০

Answer: Option A

Explanation: