![35 - Reduce the equation x^2 - y^2 + z^2 -4x -2y -2z +4 = 0 to one of the standard forms, classify the surface, and sketch it - ToughSTEM 35 - Reduce the equation x^2 - y^2 + z^2 -4x -2y -2z +4 = 0 to one of the standard forms, classify the surface, and sketch it - ToughSTEM](http://toughstem.com/pics/21-28-1-4.png)
35 - Reduce the equation x^2 - y^2 + z^2 -4x -2y -2z +4 = 0 to one of the standard forms, classify the surface, and sketch it - ToughSTEM
If the real part of (Bar z + 2)/(Bar z - 1) is 4, then show that the locus of the point representing z in the complex plane is a circle. -
![Using symmetry to solve $\iiint_{R}(xy+z^2)dV$ where $R:0\leq z\leq 1-|x|-|y|$ - Mathematics Stack Exchange Using symmetry to solve $\iiint_{R}(xy+z^2)dV$ where $R:0\leq z\leq 1-|x|-|y|$ - Mathematics Stack Exchange](https://i.stack.imgur.com/gKfvJ.png)
Using symmetry to solve $\iiint_{R}(xy+z^2)dV$ where $R:0\leq z\leq 1-|x|-|y|$ - Mathematics Stack Exchange
![If z1, z2 and z3, z4 are two pairs of conjugate complex numbers, then arg (z1z4) + arg (z2z3) equals If z1, z2 and z3, z4 are two pairs of conjugate complex numbers, then arg (z1z4) + arg (z2z3) equals](https://haygot.s3.amazonaws.com/questions/1146101_1143922_ans_ddade021d4f24606b9cf5a1973267e97.jpg)
If z1, z2 and z3, z4 are two pairs of conjugate complex numbers, then arg (z1z4) + arg (z2z3) equals
![Let `z` be a complex number satisfying the equation `z^3-(3+i)z+m+2i=0,w h e r em in Rdot` Sup... - YouTube Let `z` be a complex number satisfying the equation `z^3-(3+i)z+m+2i=0,w h e r em in Rdot` Sup... - YouTube](https://i.ytimg.com/vi/wh6uq72_Rrk/maxresdefault.jpg)