• A. $1$
• B. $2$
• C. $3$
• D. কোনটিই নয়

Answer: Option A

Explanation:

• A. $x+1$
• B. $x-1$
• C. $\left(x+1\right)\left(x-1\right)\left(x^2-x+1\right)$
• D. $x\left(x-1\right)$

Answer: Option A

Explanation:

• A. X+1
• B. X-1
• C. (X+1)( X-1) (X2-X+1)
• D. X( X-1)

Answer: Option A

Explanation:

• A. $x+y-2$
• B. $x+y+2$
• C. $x-y-2$
• D. $x-2y+1$

Answer: Option A

Explanation:

• A. $x+y+1$
• B. $x+y-1$
• C. $x-y-1$
• D. $x-2y+1$

Answer: Option B

Explanation:

• A. 2xy
• B. $2y^2$
• C. 1
• D. -1

Answer: Option C

Explanation:

• A. $x^2 y^2\left(x+y\right)$
• B. $xy\left(x^2+y^2\right)$
• C. $x^{2}y{\left(x+y\right)}^2$
• D. $x{y}^2\left(x^2+y\right)$

Answer: Option C

Explanation:

• A. $\frac{1}{3}$
• B. $\frac{1}{\sqrt{3}}$
• C. $\frac{1}{\sqrt{2}}$
• D. $\frac{1}{2}$

Answer: Option C

Explanation:

• A. $\frac{1}{3}$
• B. $\frac{1}{\sqrt{3}}$
• C. $\frac{1}{\sqrt{2}}$
• D. $\frac{1}{2}$

Answer: Option C

Explanation:

• A. $-2$
• B. $2$
• C. $1$
• D. $-1$

Answer: Option D

Explanation:

• A. $x^2$
• B. $x$
• C. $-x$
• D. $\pm x$

Answer: Option D

Explanation:

• A. $\sqrt{2}$
• B. $\left\{0\right\}$
• C. $\left\{3\right\}$
• D. $\left\{0,\sqrt{3}\right\}$

Answer: Option D

Explanation:

• A. 2
• B. $2\sqrt{3}$
• C. $2\sqrt{5}$
• D. $3\sqrt{2}$

Answer: Option C

Explanation:

• A. 2
• B. $2\sqrt{3}$
• C. $2\sqrt{5}$
• D. $3\sqrt{2}$

Answer: Option C

Explanation:

• A. $x^9$
• B. $x^{18}$
• C. $x^{27}$
• D. $x^{24}$

Answer: Option A

Explanation: