Respuesta :

Given:

[tex](4-2i)(1+7i)[/tex]

To find: The product of two complex numbers:

Explanation:

On expansion we get,

[tex](4-2i)(1+7i)=4+28i-2i-14(i^2)[/tex]

As we know,

[tex]i^2=-1[/tex]

So, we w

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