If a is a rational number, then the lower face -a is correct -a is negative -a is positive -a is If a is a rational number, then the bottom face -a is correct - A is negative - a is positive - a is the opposite of a -A is positive or negative If a is a rational number, then the lower face -a is correct -a is negative -a is positive -a is If a is a rational number, then the lower face -a is correct -A is negative -a is positive -a is the opposite of a -A is positive or negative
0
Is 0 the smallest positive rational number?
0