If the cell A1 is less than or equals to cell A2, you want to display OK;

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Question:

If the cell A1 is less than or equals to cell A2, you want to display "OK"; otherwise, you want display "Retry". Write the formula with "IF" that accomplishes this. Explain how the each variable works by using actual numbers. Write the formula to display the current date and time in Excel.

What functions can be used to show the current date?