maeviebix maeviebix
  • 15-11-2014
  • Mathematics
contestada

If z=4-3i write z squared + 17 in the form a+bi, a,b E R.. Hence solve k(z2+17)=|z|(1-i)

Respuesta :

konrad509
konrad509 konrad509
  • 15-11-2014
[tex]z^2+17=(4-3i)^2+17=16-24i-9+17=24-24i\\ |z|=\sqrt{4^2+(-3)^2}=\sqrt{16+9}=\sqrt{25}=5\\\\ k(z^2+17)=|x|(1-i)\\ k(24-24i)=5(1-i)\\ 24k(1-i)=5(1-i)\\ 24k=5\\ k=\frac{5}{24} [/tex]
Answer Link

Otras preguntas

у < 3х - 4 I need to graph
PLEASE HELP, find the orthocenter of this triangle
Why do some sociologists agree that the nuclear family is the main type of family in the UK?
Write 4/10 as a product of a whole number and a unit fraction
Help will give brainliest
The net of a pyramid is shown below. The surface area of the solid is ____ square inches.
An element with a mass of 600 grams decays by 27.8% per minute. To the nearest tenth of a minute, how long will it be until there are 2 grams of the element rem
The Reconstruction Era lasted from __________ to _______. a.The end of the Revolutionary War, the beginning of Lincoln’s presidency b.1820, 1861 c.1929, the beg
5. Long-term effects that are not experienced by both males and females include: a. Fertility b. Rage, aggression, and violence C. Psychotic disorders and drug
The right to a speedy trial.