.

. asdf: y = (a+b+c)(_a + c)(_a + _b) = −−−−−−−−−−−−−−−−− −−−−−−−−−−−−−−−−− (a+b+c)(_a + c)(_a + _b) = −−−−−−−−−−−−−−−−−−−−−−−−−− −−−−−− −−−−−− −−−−− (a+b+c) + (_a + c) + (_a + _b)

25 maj 18:33

Trivial: ?

25 maj 19:02