1 . xx2-3x+1

• A. 2
• B. 3
• C. 4
• D. 1

Answer: Option C

Explanation:

2 . x1x=4,

• A. $0$
• B. $\frac{১}{২}\frac{১}{২}$
• C. $-১$
• D. $১$

Answer: Option D

Explanation: