A state wants each of its license plates to contain 7 digits. How many different license plates

Question:

A state wants each of its license plates to contain 7 digits. How many different license plates can it make if

(a) All the digits are different?

(b) Any 7 digits may be used?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question
Question Posted: