Question

From the sum of x ^ 2 - 2xy + y ^ 2 * a * n * d * x ^ 2 + 2xy + y ^ 2 subtract x ^ 2 - 4xy + 4y ^ 2

Answer 1

Answer:

this question answers is x^2+6y^2-6xy

Step-by-step explanation:

x^2- 2xy+ y^2

+ x^2+2xy+y^2 = 2x^2-2y^2

-(x^2 +4y^2-4xy)

= x^2+6y^2-6xy