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A complex number can be written in the form
\\[   z=a+bi   \\]

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where $a$ and $b$ are real numbers (including $0$) and $i$ is an imaginary number, $i=\\sqrt{-1}$.

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Generally, $a$ is called the real part of $z$, or  $\\mathbb{Re}(z)$ and $b$ is called the imaginary part of $z$ or  $\\mathbb{Im}(z)$

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We are asked to state the real and imaginary parts of these complex numbers.

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The only things that we need to remember are:

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$\\large z_1=\\var{r1}+ \\var{i1}i$

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$\\mathbb{Re}(z_1)=\\var{r1}$               $\\mathbb{Im}(z_1)=\\var{i1}$ 

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$\\large z_2=\\var{r2}+ \\var{i2}i$

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$\\mathbb{Re}(z_2)=\\var{r2}$               $\\mathbb{Im}(z_2)=\\var{i2}$ 

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$\\large z_3=\\var{r3}+ \\var{i3}i$

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$\\mathbb{Re}(z_3)=\\var{r3}$               $\\mathbb{Im}(z_3)=\\var{i3}$ 

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$\\large z_4=\\simplify{{r4}+ {i4}i}$

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$\\mathbb{Re}(z_4)=\\var{r4}$               $\\mathbb{Im}(z_4)=\\var{i4}$ 

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$\\large z_5=\\simplify{{r5}+ {i5}i}$

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$\\mathbb{Re}(z_5)=\\var{r5}$               $\\mathbb{Im}(z_5)=\\var{i5}$

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State the real and imaginary parts of:

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$\\large z_1=\\var{r1}+ \\var{i1}i$

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$\\mathbb{Re}(z_1)=$ [[0]]              $\\mathbb{Im}(z_1)=$ [[1]]

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$\\large z_2=\\var{r2}+ \\var{i2}i$

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$\\mathbb{Re}(z_2)=$ [[2]]              $\\mathbb{Im}(z_2)=$ [[3]]

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$\\large z_3=\\var{r3}+ \\var{i3}i$

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$\\mathbb{Re}(z_3)=$ [[4]]              $\\mathbb{Im}(z_3)=$ [[5]]

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$\\large z_4=\\simplify{{r4}+ {i4}i}$

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$\\mathbb{Re}(z_4)=$ [[6]]              $\\mathbb{Im}(z_4)=$ [[7]]

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$\\large z_5=\\simplify{{r5}+ {i5}i}$

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$\\mathbb{Re}(z_5)=$ [[8]]              $\\mathbb{Im}(z_5)=$ [[9]]

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