How many four - digit numbers can be made from the numerals 7,6,5, and 3 4 12 24

12

Step-by-step explanation:

As you have 4 digist to create as many 4 digit numbers as you can you just have to think, how many starters do I have?

You have:

7

6

5

3

Those are how many you can start your number with, and then how many options of arrangements do I have for each one? and there are just three number to arrange in three different ways after that, it means that you have 4x3 ways to arrange those numerals to create 4 digit numbers.

first, we define the variables:

x: number of years after 1950

f (x): amount of vinyl sold.

then, with the variables defined, we have:

68594 vinyl records were sold in 1958 > f (8) = 68594

91299 vinyl records were sold in 1961 > f (11) = 91299

38720 vinyl records were sold in 1952 > f (2) = 38720

161743 vinyl records were sold in 1967 > f (17) = 161743

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answer: i literally just answered this question but they want me to do it again

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