• A. ${27}^x$
• B. $3^{2x}+1$
• C. $9^{3x}$
• D. $3^{x3}$

Answer: Option B

Explanation:

• A. ${27}^x$
• B. $9^x$
• C. $3x^3$
• D. $3^{2x+1}$

Answer: Option D

Explanation:

• A. ${27}^x$
• B. $3^{2x+1}$
• C. $9^{3x}$
• D. $3^{x3}$

Answer: Option B

Explanation:

• A. $2$
• B. $-3$
• C. $9$
• D. $3$

Answer: Option D

Explanation:

• A. $0$
• B. $1$
• C. $2$
• D. $3$

Answer: Option A

Explanation:

• B. 1
• C. 2
• D. 3

Answer: Option A

Explanation:

• A. 3
• B. 4
• C. -4
• D. 9

Answer: Option C

Explanation:

• A. $\frac{49}{9}$
• B. $\frac{14}{9}$
• C. $\frac{7}{3}$
• D. $7$

Answer: Option A

Explanation:

• A. 12ab
• B. 16ab
• C. 20ab
• D. 24ab

Answer: Option D

Explanation:

• A. $abc$
• B. $a^2{b}^2{c}^2$
• C. $a^3{b}^3{c}^3$
• D. $3abc$

Answer: Option D

Explanation:

• A. 9abc
• B. $9a^3{b}^3{c}^3$
• C. $3a^3{b}^3{c}^3$
• D. 3abc

Answer: Option D

Explanation:

• A. $3a^{3}bc$
• B. $3a^3{b}^2{c}^2$
• C. $3ab{c}^2$
• D. $3abc$

Answer: Option D

Explanation:

• A. $2ab$
• B. $24ab$
• C. $36ab$
• D. $144ab$

Answer: Option B

Explanation:

• A. সমকোণ
• B. সূক্ষ্মকোণ
• C. স্থুলকোণ
• D. প্রবৃদ্ধকোণ

Answer: Option C

Explanation:

• A. 4
• B. 6
• C. 8
• D. -6

Answer: Option A

Explanation: