tmonet77 tmonet77
  • 11-06-2022
  • Mathematics
contestada

Divide (- 6 + i)/(1 - 2i) =

Respuesta :

loneguy
loneguy loneguy
  • 11-06-2022

[tex]~~~\dfrac{(-6 +i)}{(1- 2i)}\\\\\\=\dfrac{(-6+i)(1+2i)}{(1-2i)(1+2i)}\\\\\\=\dfrac{-6-12i+i+2i^2}{1-(2i)^2}\\\\\\=\dfrac{-6-11i-2}{1+4}~~~~~~~~~~~~~;[i^2=-1]\\\\\\=\dfrac{-8-11i}{5}\\\\\\=-\dfrac 85-\dfrac{11}{5}i[/tex]

Answer Link
konrad509
konrad509 konrad509
  • 11-06-2022

[tex]\dfrac{-6+i}{1-2i}=\dfrac{(-6+i)(1+2i)}{(1-2i)(1+2i)}=\dfrac{-6-12i+i-2}{1+4}=\dfrac{-8-11i}{5}=-\dfrac{8}{5}-\dfrac{11}{5}i[/tex]

Answer Link

Otras preguntas

Tennis balls are sold in cylinders. Each cylinder has a height of about 22cm and a diameter of about 7cm. Estimate the volume of the cylinder.
What does the degree of operating leverage represent.
HELP ME, SOMEONE AND ANYONE I NEED YOUR HELP
Find the equation of a line that passes through the point (2, 4) and has a slope of `\frac{1}{2}`.
Why is it important that the thermometer not touch the sides or bottom of the test tube?.
Help pls ill give brainlest
[tex]{ \fcolorbox{cyan}{black}{ \huge{ \boxed{ \mathbb{ \color{magenta}{ \maltese{ \underline{ \color{pink}{ \textsf{ \textbf{PRACTICAL GEOMETRY}}}}}}}}}}}[/tex
Help How can I Use the process of completing the square to write the quadratic function in vertex form.
A toddler walks 3/15 miles in 15 minutes how far would he walk in an hour HELLLPP NOW
Los pollos hermanos is owned by which ""breaking bad"" character?.