1 . x3+6x2y+11xy2+6y3

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

Answer: Option A

Explanation:

2 . x3+6x2y+11xy2+6y3 

• A. $\left(x+y\right)\left(x+3y\right)\left(x+5y\right)$
• B. $\left(x+y\right)\left(x+2y\right)\left(x+3y\right)$
• C. $\left(x+y\right)\left(x+4y\right)\left(x+3y\right)$
• D. $\left(x-y\right)\left(x+y\right)\left(x+2y\right)$

Answer: Option B

Explanation:

3 . x3+6x2y+11xy2+6y3

• A. (x+y)(x+3y)(x+5y)
• B. (x+y)(x+2y)(x+3y)
• C. (x+y)(x+4y)(x+3y)
• D. (x-y)(x+y)(x+2y)

Answer: Option B

Explanation: