Question

What are the step by step calculations taken here breaking the problem down further? How do you type the 30 and the 1 into a BA II Plus calculator? (Please copy paste the link below)

http://sonim1.blogspot.com/

Answer 1

I believe the I is just a notation, stating the I in a subscript, in terms of the 30.

30*.10*.9^29 = 0.1413

Answer 2

*the I is in a subscript, in terms of the 30 vaule

Answer 3

Thank you!