Question

(x+y) -(x+y)^2 factorise​

Answer 1

Answer:

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

Step-by-step explanation:

(x+y) - (x+y)^2                  [Take (x+y) common]

x+y[1-x-y]                          ['-' sign outside, so change of signs inside]

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