alyzabethalvarez22 alyzabethalvarez22

19-04-2022
Mathematics

contestada

For each item, find the product of the complex number and its complex conjugate. Show your work.
(a) 10-14i
(b)-5-12i
(c) 8+3i
(d) - 9-5i

Respuesta :

jsimpson11000 jsimpson11000

19-04-2022

Answer:

114

Step-by-step explanation:

Here is the first one.....you should be able to do the others

(10-14i)(10+ 14i) expand

100 + 140i - 140i - 14i^2

100 - 14i^2 remember i = sqrt (-1) so i^2 = -1

100 - (14 *-1)

114

Answer Link

Otras preguntas

What is 85% of 21 ??

Which statement best describes pseudoscience

Does the sentence contain a pronoun agreement error? Whenever many of the mayor's advisors meet in Joe West's tree house, they finish all their work.

Which of the following best defines the midpoint of a segment? A. The point that splits a line segment into two equal parts. B. Any point on a line segment in b

Janice correctly answered 21 of the 24 question. What percent of the questions did she answer correctly?

For the solution (2,2) , find the value of ‘c’ in the equation 2x + cy = 8

Find the area of the triangle below. Be sure to include the correct unit in your answer. I need help please

Perit Industries has $115,000 to invest. The company is trying to decide between two alternative uses of the funds. The alternatives are:

The authors memory of the event from his childhood in living to tell the tale I triggered by seeing the mother and sister of the thief bringing flowers to the

When the number of units in work in process and finished goods inventories decrease, absorption costing net operating income will typically be greater than vari