jordanm82899 jordanm82899
  • 03-01-2018
  • Mathematics
contestada

What is the absolute value of the complex number -4- sqrt 2i? A) sqrt 14 B) 3sqrt2 C)14 D)18

Respuesta :

wizard123
wizard123 wizard123
  • 03-01-2018
Remember the pythagorean theorem.

a^2 + b^2 = c^2

The complex number is a+bi,  the absolute value is 'c'

[tex]|-4-\sqrt{2} i| = \sqrt{(-4)^2 + (-\sqrt{2})^2} = \sqrt{16+2} = \sqrt{18} = 3\sqrt{2}[/tex]
Answer Link
baebt3 baebt3
  • 03-01-2021

Answer:the answer is B: 3v/2

Step-by-step explanation:

Answer Link

Otras preguntas

PLZ ANSWER NOW What is the value of the expression (2.3 × 107)(1.4 × 10−2) written in scientific notation?
Cutting of trees in forest is call what
A seaplane flies horizontally over the ocean at 50 meters/second. It releases a buoy, which lands after 21 seconds. What's the vertical displacement from the pl
The emission spectrum of iodine is shown below. which is the absorption spectrum?
Determine the 5th term in geometric sequence whose first term is 4 and whose common ratio is 3
HELP!!ASAP!! A IS NOT THE CORRECT ANSWER
what number is 250% of 2
Please help, I'll mark brainliest.
"throughout her psychotherapeutic sessions", rita was encouraged to talk about whatever came to her mind after being provided a cue from her therapist. this all
|6+2x|=3x+4 HELPPPP A.-2,2 B.-1,1 C.-2 D.2