Hi The following question how would i start it: Find the maximum rate of change of $\displaystyle \phi$ at the point (2,1,1) for the function $\displaystyle \phi$= 2x+y-z P.S
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Originally Posted by Paymemoney Hi The following question how would i start it: Find the maximum rate of change of $\displaystyle \phi$ at the point (2,1,1) for the function $\displaystyle \phi$= 2x+y-z P.S Evaluate . Your class notes or textbook should clearly tell you this. If you need more help, please show all your work and say where you are stuck.
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