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howto:hambasics:sections:test

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howto:hambasics:sections:test [2021/01/06 20:47] – [Differential Equations] va7fihowto:hambasics:sections:test [2021/02/13 19:02] va7fi
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 \begin{align*} \begin{align*}
-(1+i)^2 &= 1 + 2i + i^2 \\+(1+i)^2  
 +&= (1+i)\cdot(1+i) \\ 
 +&= 1 + 2i + i^2 \\
 &= 1 + 2i - 1 \\ &= 1 + 2i - 1 \\
 &= 2i &= 2i
Line 50: Line 52:
 {{ggb>/howto/hambasics/sections/polar.ggb}} {{ggb>/howto/hambasics/sections/polar.ggb}}
  
 +<WRAP center round info 80%>
 You can move the point around to look at other complex numbers on the plane. You can move the point around to look at other complex numbers on the plane.
 +</WRAP>
 +
  
 To convert between the Cartesian \$(a,b) \$ and the Polar \$ (r \angle \theta) \$ representations, only simple trigonometry and Pythagoras is needed. To convert between the Cartesian \$(a,b) \$ and the Polar \$ (r \angle \theta) \$ representations, only simple trigonometry and Pythagoras is needed.
howto/hambasics/sections/test.txt · Last modified: 2021/02/13 19:14 by va7fi