annameghan
annameghan annameghan
  • 03-10-2017
  • Mathematics
contestada

simplify 10 over 8-5i

simplify 10 over 85i class=

Respuesta :

liemonder liemonder
  • 06-10-2017
[tex]\frac{10}{8-5i}=\\ \frac{10}{8-5i}*\frac{8+5i}{8+5i}=\\ \frac{10*(8+5i)}{(8-5i)(8+5i)}=\\ \frac{80+50i}{64-25i^2}=\\ \frac{80+50i}{64+25}=\\ \frac{80+50i}{89}[/tex]

so it is the second option
Answer Link

Otras preguntas

If the sun ran out of energy what would happen to the energy resources on earth
Who did Odysseus leave behind when he left Troy for Ithaca, and how was it destructive?
What was the Islamic Golden Age?
If a > 0 and b < 0, then which of the following must be true. ab > 0 a + b < 0 a - b > 0 a + b > 0 b - a > 0
if i got 68 correct on my math test and the total is 85 what is the score?
a swimming pool holds 375,000 liters of water. two large hoses are used to fill the pool. the first hose fills at a rate of 1500 liters per hour and the second
A hiking club has 9 members. How many ways can they choose a president, vice president, secretary, and treasurer from among the members?
how does  a star form?
Consider the relation {(–4, 3), (–1, 0), (0, –2), (2, 1), (4, 3)}.Graph the relation.State the domain of the relation.State the range of the relation.Is
pythagorean theorem If l = 12 cm and m = 35 cm, what is the length of n?