Ok, last one for tonight, i can't believe i am stuck on this one:
Find the maximum height above the -plane of a point on
So i get the answer to be and the point to be but this answer is wrong, i know it is .something that is simple that i cannot figure out.
Thanks for your time!!
A thread of more than passing relevance: http://www.mathhelpforum.com/math-he...e-problem.html