Question

X minus y whole square plus 4xy

Answer 1

$(x - y)^{2} + 4xy \\ = {x}^{2} + {y}^{2} + 2xy + 4xy \\ {x}^{2} + {y}^{2} + 6xy$

Answer 2

Answer:

x2-y2 is the answer

hope it will help