Question

X^2 - 2 - y^2 + 2y ( factorise )​

Answer 1

Answer:

It is actually very simple if you notice that the quadratic polynomial in y is the square of a linear one.

x2−y2−2y−1=x2−(y2+2y+1)

⟹x2−y2−2y−1=x2−(y+1)2

⟹x2−y2−2y−1=[x+(y+1)][x−(y+1)]

⟹x2−y2−2y−1=(x+y+1)(x−y−1)

Answer 2

Answer:

REFER THE ABOVE ATTACHMENT

Step-by-step explanation:

||PLEASE MARK ME AS A BRIANALIST||