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Earn +20 ptsQ: Who was the first person to use letters as variables?
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Continue Learning about Math & Arithmetic
Why do you use letters in algebra?
To represent variables you don't know, or could be anything.
What are letters such as n b c that you use in math are called?
variables
Why do you use dummy variables?
to quantify the qualitative variables.
How do accountants use variables?
They use them to solve an equation they don't know.Accountants use variables to give a visualization to their customers as to how they are doing the accounting
What is the value of sin theta?
You cannot answer that until you assign theta a value. Theta is just a Greek letter that represents a variable, much like how we use English letters x,y, etc. to represent our variables.The reason the Greek letters are more appealing is that there are more Greek letters than English letters. So when working with complex equations that require many variables, it's more convenient to use the Greek alphabet.
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