Today we looked at the example of a bouncing ball example 6 section 4.4 - this was an example of an "exponential" expression HW includes an application of this idea to a compound interest question. We then looked at "Sum to Infinity" = a/(1-r) provided that the absolute value of r is less than 1. HW includes a question relating this to recurring decimals.
Ex. 4.4 Q. 19
Ex. 4.5 Q 10 parts i and ii
Class notes and HW solutions are uploaded (click here).