What is YIELDDISC function in Excel? YIELDDISC function is one of Financial functions in Microsoft Excel that returns the annual yield for a discounted security. Syntax of YIELDDISC function YIELDDISC(settlement, maturity, pr, redemption, [basis]) Important: Dates should be entered by using the DATE function, or as results of other formulas or functions. For example, use DATE(2008,5,23) for the 23rd day of May,…