HP -28S Manual page 107

First assign the value to N.
30 [
ENTER
I
1 2
0
Assign the value to I.
11.5
I
ENTER
I
12
G
Assign the value to PMT.
-630
C::[:FCi
Assign the value to FV
o L::::I\~::J
Now solve for PV
.[::I~T:J
Ir!-
I
[J[J[IJ[ill[]CI![J[li]~
I~--!
I
[J[J[IJ[ill[]CI![J[li]~
I,r
lll
-
I
[J[J[IJ[ill[]CI![J[li]~
I'~
I
[J[J[IJ[ill[]CI![J[li]~
The message
Zet-
0:0
indicates that the returned value exactly satisfies
the current equation.
106 8: The Solver