Question

plz answer the question​

Answer 1

Answer:

663 582 1002 come here. 5566

Answer 2

4(x - y)² - 12(x - y) + 9

Let (x - y) be a

4a² - 12a + 9

4a² - 6a - 6a + 9

2a(2a - 3) - 3(2a - 3)

(2a - 3)²

[2(x-y) - 3]²

(2x - 2y - 3)²

Let (x+1) = a & (y+2) = b

81a² + 90ab + 25b²

(9a)² + 2×9a×5b + (5b)²

(9a + 5b)²

[9(x+1) + 5(y+2)]²

[9x + 5y + 19]²