1. The examples here show you how to use WolframAlpha for
checking your work and exploring other examples.
Note that step by step solutions are for subscribers only but
WolframAlpha is free to use for an unlimited number of
queries every day so it is great for checking answers or
generating lots of examples.
Examples Part 3
12. Completing the Square
Note, we see that the minimum value of this
function is 1 which happens when x= -3.
You should be able to see why this is the
case from the completed square form.
See next slide also.