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Author Question: Find and classify the critical points of the following function: f(x, y) = (y- 2x)5 + 30x3 - 15y3. (Read 33 times)

ETearle

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on: May 27, 2021

Question 1

A rectangular box with no top has given surface area  S.  Find the length, width, and height of the box if the volume is as large as possible.
◦ length = width = ,  height =  
◦ length = width = ,  height =  
◦ length = width = ,  height =  
◦ length = width = ,  height =  
◦ length = width = ,  height =  

Question 2

Find and classify the critical points of the following function: f(x, y) = (y- 2x)5 + 30x3 - 15y3.
◦ saddle points are (0, 0), (, - ) and (- , ), maximum at (3, -3) and minimum at (-3, 3)
◦ saddle points are (0, 0), (, - ) and (- , ), minimum at (3, 3) and maximum at (-3, -3)
◦ saddle points are (, - ) and (- , ), maximum at (3, 3) and minimum at (-3, -3)
◦ saddle points are (0, 0), (, - ) and (- , ), maximum at (3, 3) and minimum at (-3, -3)
◦ saddle points are (0, 0), (, - ),  (- , ),  (3, 3), and  (-3, -3)
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Marked as best answer by ETearle on May 27, 2021

smrerig

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Reply #1 on: May 27, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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ETearle

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Reply 2 on: May 27, 2021
YES! Correct, THANKS for helping me on my review

ttt030911

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Reply 3 on: Yesterday
Excellent

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