Question

4(x - y)² – 12(x - y) +9
​

Answer 1

Answer: [2x - 2y - 3]^2

= 4(x - y)² – 12(x - y) +9

= 2^2 × (x-y) ^2 - 12(x-y) + 3^2

= [2(x-y)]^2 - 12(x-y) + 3^2

= [2(x-y) - 3 ]^2

= [2x - 2y - 3]^2