Example 1.4. Given . 1.4 (c) We have and .
Explore Solution 1.4 (c).
(a) Compute .
(b) Compute .
(c) 2006 John H. Mathews, Russell W. Howell
![[Graphics:Images/ComplexAlgebraMod_gr_202.gif]](../Images/ComplexAlgebraMod_gr_202.gif){kind=small}
. ![[Graphics:Images/ComplexAlgebraMod_gr_207.gif]](../Images/ComplexAlgebraMod_gr_207.gif){kind=small}
and ![[Graphics:Images/ComplexAlgebraMod_gr_208.gif]](../Images/ComplexAlgebraMod_gr_208.gif){kind=small}
. . and . ![[Graphics:../Images/ComplexAlgebraMod_gr_229.gif]](../Images/ComplexAlgebraMod_gr_229.gif){kind=small}
. ![[Graphics:../Images/ComplexAlgebraMod_gr_230.gif]](../Images/ComplexAlgebraMod_gr_230.gif)
![[Graphics:../Images/ComplexAlgebraMod_gr_231.gif]](../Images/ComplexAlgebraMod_gr_231.gif)
![[Graphics:../Images/ComplexAlgebraMod_gr_234.gif]](../Images/ComplexAlgebraMod_gr_234.gif){kind=small}
. ![[Graphics:../Images/ComplexAlgebraMod_gr_232.gif]](../Images/ComplexAlgebraMod_gr_232.gif){kind=small}
![[Graphics:../Images/ComplexAlgebraMod_gr_233.gif]](../Images/ComplexAlgebraMod_gr_233.gif){kind=small}
![[Graphics:../Images/ComplexAlgebraMod_gr_235.gif]](../Images/ComplexAlgebraMod_gr_235.gif)
![[Graphics:../Images/ComplexAlgebraMod_gr_236.gif]](../Images/ComplexAlgebraMod_gr_236.gif)
![[Graphics:../Images/ComplexAlgebraMod_gr_237.gif]](../Images/ComplexAlgebraMod_gr_237.gif){kind=small}
![[Graphics:../Images/ComplexAlgebraMod_gr_238.gif]](../Images/ComplexAlgebraMod_gr_238.gif){kind=small}