Questions
How do I determine if a number is even or odd?
How do I perform trigonometric calculations?
How do I work with logarithms?
You need to format a non-currency number for output.
You need to format a number as a US currency for output.
You need to generate a unique identification value to track a user.
You need to round a number to an integer value.
You need to test a string to see if it is a valid numeric value.
You need to work with non-US formatted numbers and currencies.