If y is an integer and y=|x|+x, is y=0?
1) x<0
2) y<1
I do not understand why the solution is D.
It is obvious that 1) is SUF, but what about 2)?
1) x<0
2) y<1
I do not understand why the solution is D.
It is obvious that 1) is SUF, but what about 2)?

















