Example 2. Find the zeros of the equation .
Explore Solution 2.
(c) 2006 John H. Mathews, Russell W. Howell
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..![[Graphics:../Images/FunTheoremAlgebraMod_gr_53.gif]](../Images/FunTheoremAlgebraMod_gr_53.gif){kind=small}
![[Graphics:../Images/FunTheoremAlgebraMod_gr_47.gif]](../Images/FunTheoremAlgebraMod_gr_47.gif){kind=small}
![[Graphics:../Images/FunTheoremAlgebraMod_gr_48.gif]](../Images/FunTheoremAlgebraMod_gr_48.gif){kind=small}
![[Graphics:../Images/FunTheoremAlgebraMod_gr_49.gif]](../Images/FunTheoremAlgebraMod_gr_49.gif){kind=small}
![[Graphics:../Images/FunTheoremAlgebraMod_gr_50.gif]](../Images/FunTheoremAlgebraMod_gr_50.gif){kind=small}
![[Graphics:../Images/FunTheoremAlgebraMod_gr_51.gif]](../Images/FunTheoremAlgebraMod_gr_51.gif){kind=small}
![[Graphics:../Images/FunTheoremAlgebraMod_gr_52.gif]](../Images/FunTheoremAlgebraMod_gr_52.gif)
![[Graphics:../Images/FunTheoremAlgebraMod_gr_54.gif]](../Images/FunTheoremAlgebraMod_gr_54.gif)
![[Graphics:../Images/FunTheoremAlgebraMod_gr_55.gif]](../Images/FunTheoremAlgebraMod_gr_55.gif)
![[Graphics:../Images/FunTheoremAlgebraMod_gr_56.gif]](../Images/FunTheoremAlgebraMod_gr_56.gif)
![[Graphics:../Images/FunTheoremAlgebraMod_gr_57.gif]](../Images/FunTheoremAlgebraMod_gr_57.gif)
![[Graphics:../Images/FunTheoremAlgebraMod_gr_58.gif]](../Images/FunTheoremAlgebraMod_gr_58.gif)
![[Graphics:../Images/FunTheoremAlgebraMod_gr_59.gif]](../Images/FunTheoremAlgebraMod_gr_59.gif)
![[Graphics:../Images/FunTheoremAlgebraMod_gr_60.gif]](../Images/FunTheoremAlgebraMod_gr_60.gif)