• A. $1$
• B. $-1$
• C. $\pm 1$
• D. $0$

Answer: Option D

Explanation:

• A. $০.১°$
• B. $০.১১$
• C. $০.১১°$
• D. $১.০১$

Answer: Option A

Explanation:

• A. $1$
• B. $2^n-1$
• C. $2^n+1$
• D. $3^{n-1}$

Answer: Option C

Explanation:

• A. $\frac{3}{5}$
• B. $\frac{4}{5}$
• C. $\frac{5}{4}$
• D. $\frac{4}{3}$

Answer: Option A

Explanation:

• A. 2N
• B. 3N
• C. 5N
• D. 7N

Answer: Option C

Explanation:

• A. $\frac{1+b^2}{1-b^2}$
• B. $\frac{1-b^2}{1+b^2}$
• C. $\frac{2b}{1+b^2}$
• D. $\frac{2b}{1-b^2}$

Answer: Option C

Explanation:

• A. $-2\le x\le 0$
• B. $0\le x\le 2$
• C. $-2\le x\le 2$
• D. $-4\le x\le 4$

Answer: Option C

Explanation:

• A. $\frac{1}{\sqrt{x}}$
• B. $\frac{1}{2\sqrt{x}}$
• C. $x\sqrt{x}$
• D. $\frac{1}{2}x\sqrt{x}$

Answer: Option B

Explanation:

• A. $In\left|x\right|+c$
• B. $\log {10}^x+C$
• C. $-\frac{1}{x^2}$
• D. $-\frac{1}{2x^2}$

Answer: Option A

Explanation:

• A. $36m^2$
• B. $42m^2$
• C. $48m^2$
• D. $50m^2$

Answer: Option C

Explanation:

• A. ১৬
• B. ১০
• C. ৮
• D. ২

Answer: Option D

Explanation:

• A. $2:3$
• B. $3:2$
• C. $2:1$
• D. $1:2$

Answer: Option C

Explanation:

• A. $16$
• B. $9$
• C. $8$
• D. $0$

Answer: Option B

Explanation:

• A. $0$
• B. $1$
• C. $2$
• D. $3$

Answer: Option A

Explanation:

• A. $\frac{1}{3}$
• B. $\frac{1}{5}$
• C. $\frac{3}{5}$
• D. $\frac{5}{3}$

Answer: Option A

Explanation: