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

Brass costs $0.90 per pound, copper costs $2.15 per pound, and aluminium costs $0.75 per pound. Which medal would you recommend be for, for use as a heat sink i

Identify the option that is not a characteristic of esters: 1.They are prepared by reacting acids with alcohols. 2.They each contain a carbonyl group with an

The product of 2 numbers is -33 whereas their difference is -12. Find the numbers. Hint: There are 2 PAIRS of numbers...

Solve for (m). 12.6+4m=9.6+8m M=

Please help quickly!

-2(x+2)=-1 ???????????????????

I need help guys with this two questions 4 and 5 Number 5 the last one its say (inca)

HELP!!!!! Will give brainliest to whoever getts right first.

Which numerical expression correctly translates the phrase 4 less than the sum of 9 and 2? O A. 9+2 - 4 OB. 9- 4+2 O c. 4 - (9+2) OD. 4 - 9+2 0

Which of the following should be done when copying confidential information?