RRB NTPC · ప్రశ్న 35

\({\left( {4x - 7} \right)^2} = \;?\) A. 4x^2 – 56x + 49 B. 4x^2 – 14x + 49 C. 16x^2 + 14x + 49 D. 16x^2 – 56x + 49

1. A

   B

2. B

   A

3. C

   C

4. D

   D