carolimar carolimar

24-11-2019
Mathematics

contestada

realize the following operations and express the result in a+bi:

[tex](4 + 5i)( - 4 + \sqrt{ - 16} )[/tex]

Respuesta :

Yang100 Yang100

24-11-2019

Answer:

-4(i+9)

Step-by-step explanation:

(4+5i)(-4+sqrt(-16))

(4+5i)(-4+4i)

-16-20i+16i+20i^2

-16-4i+20(-1)

-16-4i-20

-4i-16-20

-4i-36

-4(i+9)

Answer Link

Otras preguntas

The pyramids at Giza include several square-based pyramids that were built in honor of the Egyptian gods. One of these incredible monuments is the Khafre pyrami

What is the expression for the difference of nine times a number and four times That number?

The businessman who controlled over 90% of the oil production in America was . . A:George Pullman.. B:Andrew Carnegie.. C:John D. Rockefeller. . D:Cornelius Van

What role did imperialism play in Europe's push toward war?

Analyze the quote "When there is no desire, all things are at peace. Be content with what you have; rejoice in the way things are. When you realize there is no

which of the following actions is most similar to city-planning techniques developed by the aztecs? a. a police force opens new police stations in neighborhoods

What is the Enlightenment philosophy of social contract?. . the idea that society should submit to absolute monarchs. . the idea that people surrender some in

What is the solution to the system of equations? y = –5x + 3 y = 1 (0.4, 1) (0.8, 1) (1, 0.4) (1, 0.8)

The quote below was written in 1941: . . \"Instead of agitating for war, the Jewish groups in this country should be opposing it in every possible way for they

True or False? The music of the ancient world developed similarly and at the same time in all parts of the world.