Question

If n > 0 , which of the following must be true?

I n² > 1
II n - n² < 0
III 2n - 1 > 0
A. I only
B. II only
C. III only
D. I and II only
E. none

Answer 1

im pretty sure its C

Answer 2

if n = 1 n to the second power is 1 thus I isnt true, and ll is false

Answer 3

medal?