• A. 1
• B. 2
• D. 3

Answer: Option A

Explanation:

• A. (a+b+c)
• B. (a-b-c)(a-b+c)
• C. (a-b-c)(a+b-c)
• D. (a+b+c)(a-b-c)

Answer: Option B

Explanation:

• A. 27
• B. 8
• C. 25
• D. 3

Answer: Option D

Explanation:

• A. 2
• B. -2
• C. 3
• D. -3

Answer: Option B

Explanation:

• A. ১৬০
• B. ১২০
• C. ১৪০
• D. ২২০

Answer: Option C

Explanation:

• A. 364
• B. 334
• C. 154
• D. 512

Answer: Option A

Explanation:

• A. ১০
• B. ১১
• C. ১২
• D. ১৪

Answer: Option B

Explanation:

• A. $a{m}^{m+n}$
• B. $a^{m+n}$
• C. $a^m$
• D. $a^{m-n}$

Answer: Option B

Explanation:

• A. $A\cup B=B\cup A$
• B. $(A\cup B)\cup C=A\cup (B\cup C)$
• C. $(A\cap B)\text{'}=A\text{'}\cup B\text{'}$
• D. $A\cap B\text{'}=A-B$

Answer: Option C

Explanation:

• A. 2
• B. 3
• C. 4
• D. 1

Answer: Option D

Explanation:

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

Answer: Option A

Explanation:

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

Answer: Option B

Explanation:

• A. 2
• B. 3
• C. 4
• D. 1

Answer: Option B

Explanation:

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

Answer: Option C

Explanation:

• A. $\sqrt{24}$
• B. $7$
• C. $6$
• D. $\sqrt{20}$

Answer: Option A

Explanation: