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Mathematics 25 Online
OpenStudy (hexagon001):

how to sketch the follwoing.. please explain.

OpenStudy (hexagon001):

\[A=\left\{ z:-1 \le Rez+Imz \le1 \right\} \]

OpenStudy (anonymous):

let z = x+yi

OpenStudy (anonymous):

Does it help?

OpenStudy (hexagon001):

i tried that but im still not getting it..

OpenStudy (anonymous):

Now, Re(z)=x and Im(z)=y , so, -1<=x+y<=1

OpenStudy (hexagon001):

aha i see it, i think.. let me try to sketch and ill see what i get...

OpenStudy (anonymous):

ok

OpenStudy (hexagon001):

|dw:1368180651544:dw| is this correct so far?

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