Find the exact extreme values of the function : = f (x, y) = 3x2 – 2.ry + 4y? – 6x – 20y +5 subject to the following constraints: 0

Who did I get the boundaries wrong?

Extracted text: Find the exact extreme values of the function : = f (x, y) = 3x2 – 2.ry + 4y? – 6x – 20y +5 subject to the following constraints: 0 < 5="" 0=""><><6 start="" by="" listing="" all="" nine="" candidates,="" including="" their="" z="" values,="" in="" the="" form="" (x,y,z):="" first,="" list="" the="" four="" corner="" points="" and="" order="" your="" answers="" from="" smallest="" to="" largest="" x,="" then="" from="" smallest="" to="" largest="" y.="" 1)="" (="" 0="" 5="" 2)="" (="" 0="" 29="" 3)="" (="" 5="" 50="" 4)="" (="" 5="" 6="" 14="" next="" find="" the="" critical="" point.="" 5)="" (="" 2="" 3="" -31="" lastly,="" find="" the="" four="" boundary="" points="" and="" order="" your="" answers="" from="" smallest="" to="" largest="" x,="" then="" from="" smallest="" to="" largest="" y.="" 6)="" (="" 0="" 5/2="" 25/2="" 7)="" (="" 5="" 15/4="" -25/4="" x="" )="" 8)="" (="" 1="" 2="" 9)="" (="" 3="" 2="" x="" x="" co="" x="">