• A. $\sqrt{6}-2$
• B. $\frac{\sqrt{6}+2}{2}$
• C. $\frac{\sqrt{6}-2}{2}$
• D. $6-\sqrt{2}$

Answer: Option C

Explanation:

• A. $4\sqrt{2}$
• B. $4\sqrt{5}$
• C. 4
• D. 3

Answer: Option C

Explanation:

• A. 108
• B. 138
• C. 148
• D. 158

Answer: Option B

Explanation:

• A. $\frac{-9}{5}$
• B. $\frac{9}{5}$
• C. $\frac{7}{5}$
• D. $-\frac{7}{5}$

Answer: Option B

Explanation:

• A. ০.৯
• B. ০.০৯
• C. ০.০১
• D. ০.৯৯

Answer: Option D

Explanation:

• A. 7
• B. 1
• C. $\frac{3}{5}$
• D. $\frac{1}{3}$

Answer: Option A

Explanation:

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

Answer: Option C

Explanation:

• A. -1
• C. 1
• D. 2

Answer: Option A

Explanation:

• A. $-2\sqrt{3}$
• B. $0$
• C. $2\sqrt{3}$
• D. $3\sqrt{3}$

Answer: Option B

Explanation:

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

Answer: Option A

Explanation:

• A. 3
• B. 2
• C. 1

Answer: Option D

Explanation:

• A. $x-y$
• B. $x+y$
• C. $\left(x^2-y^2\right)\left(x^3+y^3\right)$
• D. $\left(x-y\right)\left(x+y\right)\left(x^2-xy+y^2\right)$

Answer: Option B

Explanation:

• A. $\frac{121}{81}$
• B. $\frac{119}{81}$
• C. $\frac{81}{121}$
• D. $-\frac{121}{81}$

Answer: Option A

Explanation:

• A. $8\sqrt{2}$
• B. $16\sqrt{1}$
• C. $18\sqrt{3}$
• D. $24\sqrt{3}$

Answer: Option D

Explanation:

• A. $a=a^{\frac{x}{yz}}$
• B. $a=a^{\frac{y}{zx}}$
• C. $b=c^{\frac{x}{yz}}$
• D. $a=a^{xyz}$

Answer: Option D

Explanation: