Math?????

https://www.chegg.com/homework-help/questions-and-answers/m-2--find-ordered-pair-curve-steepest-y-m-m-w-positive-constants-k-1-t-0-please-report-exa-q41101872#question-transcript

https://www.chegg.com/homework-help/questions-and-answers/use-differentials-approximate-change-angle-elevation-following-described-right-triangle-ra-q41117243