juliannabartra
15.01.2021 •
Mathematics
Identify the variable in the algebraic expression.
5x + 13
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Ответ:
x
Step-by-step explanation:
The definition of a variable is an unknown quantity, usually represented by a letter.
Ответ:
Her method will produce a valid sample.
Her method will produce a random sample.
Her method will produce a representative sample.
Step-by-step explanation: