The number of ways of choosing 4 digits from 10 digits without replacement ( order is important) is
. This is the number of all possible permutations of choosing 4 from 10. The first 4 numbers of your phone number is a unique 4 digit number(4 different digits). The required probability is

Divid both sides by 3
x<-3
{x | x<-3}
3rd choice
Answer:
the answer is the first one
Step-by-step explanation:
because when you look at the order <MNK is on the other side to the line that bisects the two parallel lines of <LKN
Answer:
try 21
Step-by-step explanation:
if not im as stuck as you are :(