• A. $\left(x-6\right)\left(x+4\right)$
• B. $\left(x-7\right)\left(x+4\right)$
• C. $\left(x-3\right)\left(x+7\right)$
• D. $\left(x+8\right)\left(x+2\right)$

Answer: Option B

Explanation:

• A. 22
• B. 42
• C. 63
• D. 84

Answer: Option C

Explanation:

• A. $6$
• B. $4$
• C. $3$
• D. $2$

Answer: Option D

Explanation:

• A. 90°
• B. 180°
• C. 0°
• D. 360°

Answer: Option A

Explanation:

• A. ০.৩
• B. ০.০৩
• C. ০.০০৩
• D. ০.০০০৩

Answer: Option B

Explanation:

• A. $e^{4x}$
• B. $e^{-x}$
• C. $e^x$
• D. $e^{-4x}$

Answer: Option C

Explanation:

• A. $2$
• B. $3$
• C. $9$
• D. $27$

Answer: Option B

Explanation:

• A. $280°$
• B. $300°$
• C. $350°$
• D. $320°$

Answer: Option B

Explanation:

• A. $\frac{5}{13}$
• B. $\frac{13}{5}$
• C. $\frac{13}{12}$
• D. $\frac{3}{7}$

Answer: Option B

Explanation:

• A. ৪৪ সে.মি.
• B. ৪৯ সে.মি.
• C. ১৪ সে.মি.
• D. ৫৩ সে.মি.

Answer: Option A

Explanation:

• A. $4$
• B. $7$
• C. $1$
• D. $6$

Answer: Option C

Explanation:

• A. ৬৭
• B. ৬৮
• C. ৬৯
• D. ৭০

Answer: Option A

Explanation:

• A. $2$
• B. $1$
• C. $0$
• D. $4$

Answer: Option A

Explanation:

• A. x = 0
• B. y = 0
• C. x = cy
• D. xy = 0

Answer: Option C

Explanation:

• A. $8$
• B. $12$
• C. $30$
• D. $20$

Answer: Option D

Explanation: