Part 1: How many phone numbers can be made if all the digits (that is, 10 digits) need to be filled in and any single digit number (0-

Question

Part 1: How many phone numbers can be made if all the digits (that is, 10 digits) need
to be filled in and any single digit number (0-9) can be used for any digit?

Part 2: How many phone numbers can be made if the first digit must be 1, the second digit must be a number in the range 3-5, the third digit must be a number in the range
(6-9), and the last seven digits can be any single digit number 0-9?

PLZ HELP ASAP WOULD GREATLY APPRECIATE IF U R HERE TO NOT HELP DON’T BOTHER OR DON’T PUT A LINK THAT LEADS TO NOTHING THANK YOU!

in progress 0
Eirian 4 months 2021-09-04T23:55:11+00:00 2 Answers 2 views 0

Answers ( )

    0
    2021-09-04T23:57:00+00:00

    Can you give the picture with the problem? Im confused on what the problem is because i dont see an equation set.

    0
    2021-09-04T23:57:02+00:00

    Answer:

    100

    Step-by-step explanation:

    Just do 10 times 10

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )