CSC152 2005S, Class 18: Exceptions (Lab!)

Admin:
* Lab!

Overview:
* Questions
* Lab
* Reflection

Compute square roots with
	Math.sqrt(...)

Some useful quadratics
	(x - 2)*(x - 3) = x^2 -5x + 6  ; Roots 2, 3
	(x + 5)*(x - 2) = x^2 +3x - 10 ; Roots -5, 2
	(2x - 1)*(3x - 1) = 6x^2 -5x + 1; Roots 1/2, 1/3