A Check Digit Is an Extra Digit That Is Added

question 103

True/False

A check digit is an extra digit that is added to the identification number of entities to help control the accuracy with which the number is entered into a computer system.

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Definitions:

Exponential Equation

An equation in which a variable appears in an exponent, presenting a form where the rate of change increases or decreases exponentially.

Decimal Places

The count of figures positioned to the right side of the decimal point within a number.

Equation

A mathematical formulation where two expressions are set equal to each other, indicating a balance.

Expression

A combination of symbols and numbers that represents a particular quantity or operation, but does not include an equality sign.