3. 1.77 For the following spreadsheet functions,

(a) write the values of the engineering economy symbols P, F, A, i, and n, using a ? for the symbol that is to be determined, and

(b) state whether the displayed answer will have a positive sign, a negative sign, or it can’t be determined from the entries.

1. = FV(8%,10,3000,8000)

2. = PMT(12%,20,−16000)

3. = PV(9%,15,−1000,600)

4. = NPER(10%,−290,,12000)

5. = FV(5%,5,500,−2000)