Question

Given a real number "n" such that |n|=n , which of the following must be true?

n≥1

n≤1

n≥0

n>0

n<0

Answer 1

\[n \geq0\] is a sufficient and necessary condition, all the others:\[n \geq 1\]\[n>0\]follow accordingly.

Answer 2

so it's n≥0?

Answer 3

Well, all three given above.