your1stfriend000 your1stfriend000
  • 26-02-2021
  • Mathematics
contestada

What complex number has an absolute value of 5?

A. -3 + 4i
B. 2 + 3i
C. 7 - 2i
D. 9 + 4i

Respuesta :

michelle92503
michelle92503 michelle92503
  • 26-02-2021
For this case we can use the Pythagorean theorem to solve the problem.
We have then for the following complex number:

Using the Pythagorean theorem:

Rewriting we have:



Answer:
A complex number that has an absolute value of 5 is:
A)–3 + 4i
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