I think you need to make it smaller amount like 2% is 5 so you can make it even more clearer.
Answer: a) 1977060966, b) 146581344.
Step-by-step explanation:
Since we have given that
There are 10 numbers,
There are 26 lower case letters,
There are 26 upper case letters,
Since the first 3 characters have to be digits and next 6 can be upper or lower.
So, a) repetitions are allowed:
b) repetitions are not allowed:
Hence, a) 1977060966, b) 146581344.
Answer:
A
Step-by-step explanation:
Because its correct and. star, car, and are rhyme
Sec(180)=1/cos(180)
=1/cos(pi)
=-1