jazzymlear5818 jazzymlear5818
  • 03-06-2020
  • Mathematics
contestada

Which addition expression
has the sum 8 - 3i ?
(9 + 2i) + (1 - i)
(9 + 4i) + (-1 - 71)
(7 + 2i) + (1 - 1)
(7 + 4i) + (-1 - 71)

Respuesta :

jessblue122
jessblue122 jessblue122
  • 03-06-2020
B. (9+4i)+(-1-7i)

This is because when you add the terms, the 9 becomes an 8 and the 4i becomes a negative 3i.
Answer Link

Otras preguntas

what is an equivalent decimal to 9/15
An atom of potassium-37 and an atom of potassium-42 differ in their total number of (1) electrons (3) protons (2) neutrons (4) positrons
Which organisms are the oldest to most recent, based on scientific views? A. cyanobacteria, birds, sea scorpion, saber-toothed cats B. birds, saber-toothed cats
How many F's can I get in order to still pass 7th grade??? What's the maximum??
If x ¤ y = (x + y)² - (x - y)² Then √5 ¤ √5 = a. 0 b. 5 c. 10 d. 15 e. 20
At which temperature would atoms of a He(g) sample have the greatest average kinetic energy? (1) 25°C (3) 273 K (2) 37°C (4) 298 K
how to find volume of a drawing of a piece of cake?
if the acceleration was reduced 1/4 what will be the new force
What is the mean absolute deviation of the following data set? 28, 32, 47, 16, 40, 35, 38, 54
Which radioisotope undergoes beta decay and has a half-life of less than 1 minute? (1) Fr-220 (3) N-16(2) K-42 (4) P-32