Question

(4a-1/2) (4a-1/2) use suitable identity​

Answer 1

Answer:

use identity (a-b)^2=a^2+b^2+2ab

Answer 2

Step-by-step explanation:

((4a)−(2b)+1)2=

(4a)2+(2−b)2+12+2×(4a)(2−b)+2(2−b)×1+2×1×(4a)=

(16a2)+(4b2)+1−(2ab)−b+(2a)