Least Value of the Quadratic Expression

Question

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What is the least value of this expression? Please show me a way to determine it.

score 2 · Accepted Answer · answered Oct 18 '13 at 12:57

2

Hints:

Spoiler

Minimum = $1$ at the point $\left(1, \dfrac{3}{2}, 1\right)$.

answered Oct 18 '13 at 12:57

Amzoti

score 2 · Answer 2 · answered Oct 18 '13 at 20:44

2

Just complete the squares: $(x-1)^2+(2y-3)^2+3(z-1)^2+1$

answered Oct 18 '13 at 20:44

Bill Kleinhans

2 Answers2