What is the extreme-0.06x^2-0.02y^2-1.5xy+85x+69y ?

The extreme-0.06x^2-0.02y^2-1.5xy+85x+69y is Saddle(44.58400…, 99350/1871)

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

extreme-0.06x^2-0.02y^2-1.5xy+85x+69y

extreme

Saddle (44.58400 \dots, \frac{99350}{1871})

Solution steps

Find the critical points:

(44.58400 \dots, \frac{99350}{1871})

\frac{\partial ^{2} f}{\partial x ^{2}} = - 0.04

D (x, y) = - 2.2452

Check the sign of at each critical point

Check critical point

(44.58400 \dots, \frac{99350}{1871}) :

Saddle

Saddle (44.58400 \dots, \frac{99350}{1871})

What is the extreme-0.06x^2-0.02y^2-1.5xy+85x+69y ?
The extreme-0.06x^2-0.02y^2-1.5xy+85x+69y is Saddle(44.58400…, 99350/1871)