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

Answer: Option B

Explanation:

• A. a(a+b)
• B. ab(a+b)
• C. a+b
• D. $a{\left(a+b\right)}^2$

Answer: Option A

Explanation:

• A. (a+2)
• B. (a-2)
• C. (a+1)
• D. (a-1)

Answer: Option C

Explanation:

• A. a(a-3)
• B. a-3
• C. a
• D. a(a+3)

Answer: Option A

Explanation:

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

Answer: Option C

Explanation:

• A. $a\left(a-3\right)$
• B. $a-3$
• C. $\left(a-1\right)\left(a-3\right)$
• D. $a\left(a-1\right)\left(a-3\right)$

Answer: Option B

Explanation:

• A. $abc$
• B. $a^2{b}^2{c}^2$
• C. $a^3{b}^3{c}^3$
• D. $3abc$

Answer: Option D

Explanation:

• A. $a^{2}bc$
• B. $2a^{2}bc$
• C. $2a^2{b}^2{c}^2$
• D. কোনোটিই নয়

Answer: Option D

Explanation:

• A. $48a^2{b}^{2}c$
• B. $48abc$
• C. $24a^2{b}^{2}c$
• D. $6 abc$

Answer: Option C

Explanation:

• A. x-y
• B. x+y
• C. 2
• D. $12\left(x^2-y^2\right)$

Answer: Option C

Explanation:

• A. 1
• B. 2
• C. ab
• D. 6ab

Answer: Option B

Explanation:

• A. $a-b$
• B. $a+b$
• C. $12\left(a^2-b^2\right)$
• D. $2$

Answer: Option D

Explanation:

• A. $6ax-10ay$
• B. $4x+5y$
• C. $4ax-5ay$
• D. $4x-5y$

Answer: Option D

Explanation:

• A. $\left(x-2\right)$
• B. $x+4$
• C. ${\left(x+2\right)}^2$
• D. $2{\left(x+2\right)}^{}$

Answer: Option D

Explanation:

• A. $60a^4{b}^2{c}^4$
• B. $27a^4{b}^2{c}^4$
• C. $15a^3{b}^2{c}^3$
• D. $3a^3 bc³$

Answer: Option D

Explanation: