Question

(a + b) - (a + b)^2
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(a + b) (1 - a - b
simplify

Answer 1

\[\frac{(a + b) - (a + b)^2}{(a + b) (1 - a - b)}\]\[=\frac{(a + b)[1- (a + b)]}{(a + b) (1 - a - b)}\]\[=\frac{(a + b)(1- a - b)}{(a + b) (1 - a - b)}\]Can you simplify it by cancelling the common factors there?

Answer 2

thanks

Answer 3

welcome!~