nper,pmt,pv,fv,type,guess!Returns the interest rate per period of a loan or an investment. For example, use 6%/4 for quarterly ...

!nper,pmt,pv,fv,type,guess!!Returns the interest rate per period of a loan or an investment. For example, use 6%/4 for quarterly payments at 6% APR!is the total number of payment periods for the loan or investment!is the payment made each period and cannot change over the life of the loan or investment!is the present value: the total amount that a series of future payments is worth now!is the future value, or a cash balance you want to attain after the last payment is made. If omitted, uses Fv = 0!is a logical value: payment at the beginning of the period = 1; payment at the end of the period = 0 or omitted!is your guess for what the rate will be; if omitted, Guess = 0.1 (10 percent)!