• A. $x^{-2}$
• B. $e^x$
• C. $x^2$
• D. $e^{-x^2}$

Answer: Option D

Explanation:

• A. ${10}^{-8}m$
• B. ${10}^{-10}m$
• C. ${10}^{-12}m$
• D. ${10}^{-6}m$

Answer: Option B

Explanation:

• A. 90°
• B. 60°
• C. 0°
• D. 45°

Answer: Option C

Explanation:

• A. ০.৩
• B. ০.২
• C. ০.৪
• D. ০.১

Answer: Option D

Explanation:

• A. $-1$
• B. $-5$
• C. $-8$
• D. $-3$

Answer: Option B

Explanation:

• A. $20$
• B. $40$
• C. $60$
• D. $80$

Answer: Option B

Explanation:

• A. $-1$
• B. $0$
• C. $1$
• D. $2$

Answer: Option C

Explanation:

• A. $6$
• B. $7$
• C. $8$
• D. $10$

Answer: Option C

Explanation:

• A. $10$
• B. $-10$
• C. $1$
• D. $-1$

Answer: Option D

Explanation:

• A. $1$
• B. $2$
• C. $3$
• D. $4$

Answer: Option C

Explanation:

• A. $x^2$বর্গমিটার
• B. $2x$বর্গমিটার
• C. ${\left(\frac{x}{2}\right)}^2$বর্গমিটার
• D. ${\left(\frac{\sqrt{x}}{3}\right)}^3$বর্গমিটার

Answer: Option B

Explanation:

• B. 4
• C. 8
• D. 16

Answer: Option C

Explanation:

• A. $\frac{100-y}{100}$
• B. $\frac{100-x}{100}$
• C. $\frac{110-y}{100y}$
• D. $\frac{100y}{110-y}$

Answer: Option D

Explanation:

• A. $\frac{\pi }{6}cm$
• B. $6\pi cm$
• C. $10\pi cm$
• D. $20\pi cm$

Answer: Option C

Explanation:

• A. $5 cm and 5 cm$
• B. $5 cm and10 cm$
• C. $10 cm and 5\sqrt{3 }cm$
• D. $5 cm and 5\sqrt{3 }cm$

Answer: Option D

Explanation: