haleybrown8888 haleybrown8888

03-10-2019
Mathematics

contestada

Simplify (-7+3i)^2+(-2+8i)
Show all work

Respuesta :

emily10898Emily10898 emily10898Emily10898

03-10-2019

Answer:

[tex](-7 + 3i)^{2} + (-2 + 8i) = 38 - 36i[/tex]

Step-by-step explanation:

(-7 + 3i)(-7 + 3i) + (-2 + 8i)

[tex]49 - 21i -21i + 9i^{2} = 49 - 42i -9 = 40 - 42i[/tex]

40 - 42i + (-2 + 8i)

38 - 36i

Answer Link

Otras preguntas

heeeeeeeeeeeeeeeeeeeeeeeeeeeeeelp

Tom and Philip were given the graph of a linear function and asked to find the slope. Tom says that the slope is 1 2 while Philip says that the slope is 2. W

what is mangerial accounting with example

Mrs. Perkins makes study guides for her class of 21 students. She uses 252 sheets of paper. How many sheets of paper are in each study guide?A. 12 sheets B.231

In this lab, you complete a prewritten C++ program that calculates an employee’s productivity bonus and prints the employee’s name and bonus. Bonuses are calcul

What is a presentation aid?

Find the size of angle x

Desert plants become dormant or stop growing temporarily during the ________ season.

Find the indicated term of 4, 2 ,0

Select the correct answer. 3(* + 4) - 2 (1 - 1); Which is the simplified form of the expression OA. 39 - - 1 11 2 67 B. 101 + 9 oc. Ir + 1 15 + 10 OD 1