duduye2000osklob duduye2000osklob

04-07-2017
Mathematics

contestada

If a = 2 + i, and b = 3 – 2i, whats b/a?

Respuesta :

ghanami ghanami

04-07-2017

hello :
b/a = (3-2i)/(2+i)
= (3-2i)(2-i)/(2+i)(2-i)
= (3-2i)(2-i)/(2²-i²) .......i² = -1
= (6-3i-4i -2)/5
=(4 -7i)/5
b/a = (4/5)-(7/5) i

Answer Link

Otras preguntas

Who is Jack London and what is he useful for? Where Does he live?

why did the fur trappers come to today's Utah?

what is cube root of 711

PLS HELP ASAP!! I GIVE THANKS! Which is an example of the commutative property? A. –13 + 27 = 27 + (–13) B. –21 + (11 + 13) = (–21 + 11) + 13 C. 4(–3 + 5) =

40 girls and boys have planned for annual function. They are in a ratio of 2 girls to 6 boys. How many boys are there?

Ask Elena if she is interested in learning how to knit.

Why do firms try to avoid competition? They can set prices higher and earn greater profits. They can reduce production costs and earn higher profits. They can a

_+_+_=30 (1,3,5,7,9,11,13,15)

write a mixed number for p so that 3 1/4 x p is more than 3 1/4

what is the percent of 1.6 hours to 0.95 hour