Question

X2-y2-x-y anyone help to solve this matter
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Answer 1

(x + y)(x - y - 1)

Explanation:

x² - y² - x - y =

= (x - y)(x + y) - (x + y)

= (x + y)(x - y - 1)

use a² - b² = (a - b)(a + b)

Answer 2

(x+y)(x-y-1)

Explanation:

x²-y²-x-y= (x+y)(x-y)-(x+y)= (x+y)(x-y-1)