Assignment:
Q1. List all of the numbers for the following equation for which the rational expression is undefined.
3/a-8
Q2. Susan is 1.59m tall and she wants to find the height of a tree. She walks 23.56m from the base of the tree along the shadow of the tree until her head is in a position where the tip of her shadow exactly overlaps the end of the tree top's shadow. She is now 8.42m from from the end of the shadows. How tall is the tree? round to te nearest hundredth.
Provide complete and step by step solution for the question and show calculations and use formulas.