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I-Study-coutinuity-of-function-1-f-x-y-1-x-2-y-2-if-x-2-y-2-1-0-if-x-2-y-2-gt-1-Helpe-me-please-




Question Number 122093 by SOMEDAVONG last updated on 14/Nov/20
I.Study coutinuity of function:   1/.f(x,y)= { (((√(1−x^2 −y^2 )) ,if  x^2 +y^2 ≤1 )),((0                      ,if x^2 +y^2 >1)) :}  (Helpe me please)
$$\mathrm{I}.\mathrm{Study}\:\mathrm{coutinuity}\:\mathrm{of}\:\mathrm{function}: \\ $$$$\:\mathrm{1}/.\mathrm{f}\left(\mathrm{x},\mathrm{y}\right)=\begin{cases}{\sqrt{\mathrm{1}−\mathrm{x}^{\mathrm{2}} −\mathrm{y}^{\mathrm{2}} }\:,\mathrm{if}\:\:\mathrm{x}^{\mathrm{2}} +\mathrm{y}^{\mathrm{2}} \leqslant\mathrm{1}\:}\\{\mathrm{0}\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:,\mathrm{if}\:\mathrm{x}^{\mathrm{2}} +\mathrm{y}^{\mathrm{2}} >\mathrm{1}}\end{cases} \\ $$$$\left(\boldsymbol{\mathrm{Helpe}}\:\boldsymbol{\mathrm{me}}\:\boldsymbol{\mathrm{please}}\right) \\ $$

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