Question

Which of the following are equivalent to the
statement “ x>0"
I. x is a positive number
II. x is non-negative
III. x=IxI
a. II only
b. III only
c. I and II only
d. I and III only
e. I, II, and III only

Answer 1

x>0 indicates that x is a positive number (aka non-negative).
where |x| = x, it means that definitely this is true as |x| is always positive

Answer 2

SO ITS "E" RIGHT?....
I,II,AND III ONLY ?

Answer 3

yes

Answer 4

THANKS!

Answer 5

why would "E" say only? thats all the options

Answer 6

I AM NOT SURE WHY, ITS IN THE BOOK :)