sarahmy2005 sarahmy2005

24-09-2020
Mathematics

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Which is equivalent to (3 + 4i )(3 - 4i )?

Respuesta :

24-09-2020

Use the FOIL method to solve.

(3 + 4i)(3 - 4i)

(3 * 3) + (3 * -4i) + (4i * 3) + (4i * -4i)

9 - 12i + 12i - 16i

9 - 16i

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