1543699
1543699
19-05-2021
Mathematics
contestada
plz solve this question mhanifa
Respuesta :
mhanifa
mhanifa
19-05-2021
Answer:
(3 - 4i) / (3 + 4i) + (3 + 4i) / (3 - 4i) =
[(3 - 4i)² + (3 + 4i)²] / (3 + 4i)(3 - 4i) =
2(3² + 4²i²) / (3² - 4²i²) =
2(9 - 16) / (9 + 16) =
-14/25
Correct choice is C
Answer Link
VER TODAS LAS RESPUESTAS ( 53+ )
Otras preguntas
A restrictivenonrestrictiverelativeappositive phrase is necessary to the meaning of a sentence
An ________ is a drug that mimics or increases a neurotransmitter's effects, whereas an ________ is a drug that blocks a neurotransmitter's effects.
A nurse is caring for a 10-year-old boy who reports chronic headaches. his mother reports that she gives him tylenol at least three times a day. what will the n
Mental health disorders are usually due to a single cause. True or false
please help me find which questions described the line shown below
What is the upper and lower quartile of this set of data? 15, 19, 20, 25, 31, 38, 41
Meteorologists, with the help of weather station data and computers, use many weather tools to help forecast the weather, such as _____.
What feature in a cell contains the DNA sequence to make a specific protein? genome gene nucleic acid chromosome
A very low dense concentration of energy, in which the waves are quite spread apart is a characteristic sign of an area of __?__ of a wave.
FLVS spanish 1 lesson 7.03 please i need help if you have done this i beg you ... my teacher said that i did this all wrong .. venir y oir . invierno verano pri
