• A. $\left(x+1\right)\left(x-2\right)\left(x-3\right)$
• B. $\left(x-1\right)\left(x+2\right)\left(x-3\right)$
• C. $\left(x+1\right)\left(x+2\right)\left(x-3\right)$
• D. $\left(x-1\right)\left(x-2\right)\left(x-3\right)$

Answer: Option C

Explanation:

• A. $\left(x+1\right)\left(x-2\right)\left(x-3\right)$
• B. $\left(x-1\right)\left(x-2\right)\left(x+3\right)$
• C. $\left(x-11\right)\left(x+2\right)\left(x+3\right)$
• D. $\left(x-1\right)\left(x-2\right)\left(x-3\right)$

Answer: Option D

Explanation:

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

Answer: Option D

Explanation:

• A. $x+3$
• B. $x+4$
• C. $x-3$
• D. $x+6$

Answer: Option A

Explanation:

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

Answer: Option B

Explanation:

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

Answer: Option B

Explanation:

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

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. $x-y$

Answer: Option B

Explanation:

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

Answer: Option C

Explanation:

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

Answer: Option C

Explanation:

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

Answer: Option C

Explanation:

• A. (x +1)
• B. (x +2)
• C. (x-3)
• D. (x-1)

Answer: Option A

Explanation:

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

Answer: Option B

Explanation:

• A. $(x-1) (x+6)$
• B. $(x-1) (x+4)$
• C. $(x-1) (x-6)$
• D. $(x+1) (x+6)$

Answer: Option C

Explanation: