genajames40 genajames40
  • 12-05-2020
  • Mathematics
contestada

simplify: 3-4i/ 3+4i + 3+4i/ 3-4i

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 15-05-2020

Answer:

  -14/25

Step-by-step explanation:

Remember i^2 = -1. Otherwise, the math is the same as for any polynomials.

  [tex]\dfrac{3-4i}{3+4i}+\dfrac{3+4i}{3-4i}=\dfrac{(3-4i)(3-4i)+(3+4i)(3+4i)}{(3+4i)(3-4i)}\\\\=\dfrac{(9-24i-16)+(9+24i-16)}{9+16}=\boxed{-\dfrac{14}{25}}[/tex]

Answer Link
ktaylor207278
ktaylor207278 ktaylor207278
  • 30-11-2021

Answer:

-14/25 im doing da diagnostics nie

Step-by-step explanation:

Answer Link

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