A website requires users to set up an account that is password protected. If the password format is three letters followed by a single digit number, how many different passwords are possible if the same letter cannot be used more than once? Hint: There are 26 letters in the alphabet and 10 digits (0-9).

Here is a starter.

Step-by-step explanation:

first solve for the numbers  

9!

then for the letters

26!

The reason why I did not fully answer it is because I want you to have a go at doing it, which will be more helpful.

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Hope my answer helps :)

this is the formula: v = the value of investment at the end of the time period

p = the principal amount (the initial amount invested)

r = the annual interest rate

n = the annual frequency of compounding (how many times a year interest is added)

t = the number of years the money is invested

^ means raise to the power of

d

because parallelagram have all 4 angels the same size dependeing and a rectangle and square are oth parallelogram