axyoungcva
axyoungcva axyoungcva
  • 02-01-2017
  • Mathematics
contestada

Write (21 − 4i) − (16 + 7i) + 28i as a complex number in standard form.

Respuesta :

bcalle
bcalle bcalle
  • 02-01-2017
standard form is a + bi
Combine like terms
5 + 17i
Answer Link
apologiabiology
apologiabiology apologiabiology
  • 02-01-2017
treat i as a placeholder
get into standard form (a+bi)

distribute stuf and move
21-4i-16-7i+28i
21-16-4i-7i+28i
5+17i
Answer Link

Otras preguntas

Calculate the average atomic mass for element X
question is on the image.can you do question a and b pleaseI'll you give the brainliest.
what people report as memories is based on what actually happened plus additional factors such as other knowledge, experiences, and expectations. this principel
I th the sentence) a. The good boy behaved well. (Underille c. We insist.... the blank b. Many of the houses in this neighbourhood (don'tdoesn't) have garages.
define gender identity
find the amount on 800 for one year at 10%​
Combine this sentence: Law student studied hard. She passed her exam. A. Since the law student studied, she passed her exam. B. As a result of the exam, the law
Please Help! Need a Saudi University (or in other Arab countries) that have a college that teach Arabic (or anything related) as an undergraduate college. Note
Which verb form correctly completes this sentence? Os pido que __________ con la persona encargada de esta biblioteca para inscribiros. A. hables B. habléis C.
Gallium has two natural occuring isotopes: Ga-69 with 68.9256 amu and a natural abundance of 60.11%, and Ga-71 with mass 70.9247 amu and a natural abundance of