badatmath3
badatmath3 badatmath3
  • 23-11-2016
  • Mathematics
contestada

rationalize the denominator square root of -16 over (1+i) + (6+3i)

Respuesta :

Аноним Аноним
  • 23-11-2016
√-16 / [(1+i)+(6+3i)]=
4i/[(1+i)+(6+3i)]=
4i/(7+4i)=
4i/(7+4i) (7-4i)/(7-4i)=
4i(7-4i) / [(7+4i)(7-4i)]=
(28i-16i²) / (49-16i²)=
(28i+16) / (49+16)=
(28i+16) /65

Remember:
i=√-1
i²=-1

Answer:√-16 / [(1+i)+(6+3i)]= (28i+16) /65
Answer Link

Otras preguntas

I need help fast please!!!
Express the decimal 2.39 as a percent. A. .239% B. 240% C. 239% D. 23.9%
Reflecting telescopes are popular because they're A. more powerful than a refracting telescope. B. smaller than a refracting telescope. C. easier to build th
Find the measure of the indicated angle to the nearest degree.
What was the purpose of Medicare? Why was it controversial?
Which statements accurately describe aspects of Russia's culture and history? Choose all answers that are correct. A. Ivan the Terrible isolated Russia from th
marge saved 350$ toward the cost of here vacation. the vacation will cost 1750$ what percent of the cost does margehave saved
Describe the contributions American Indians made to the war effort. What impact did the war have on federal Indian policy?
What would happen to earth if the sun burned out? Write a paragraph about it
Why is it important for states to obey the central government