dasialv03 dasialv03

14-02-2020
Mathematics

contestada

what is (5+2i)⋅(−5−i)

Respuesta :

Natharazy Natharazy

16-02-2020

Answer: (-27i - 15)

Step-by-step explanation:

By expanding,

(5 + 2i).(-5 - i)

= -25 - 5i - 10i - 2

= -25-2- 5i - 10i

= -27 - 15i..

Answer Link

Otras preguntas

Nathan wants to create multiple worksheet containing common formatting styles for his team members. Which file extension helps him to save these worksheets?

Forest habitat is cleared to build a new shopping complex. what does this scenario represent? a loss of biodiversity due to a climate change a gain in biodiver

is the phrase "his turtle" a sentence or a fragment?

Quotations are used to: make the writing more interesting provide academic credibility offer expert proof lend a stronger sence of voice

Roger gets $ 4 0 $40dollar sign, 40 per day as wages and $ 4 . 5 0 $4.50dollar sign, 4, point, 50 as commission for every pair of shoes he sells in a day. His

What is the purpose of free enterprise? to allow businesses free rein to influence economic policies to give consumers freedom of choice to keep government out

Polynomials!?!? What is the product of -2x^3+x-5 and x^3-3x-4... Is the product of -2x^3+x-5 and x^3-3x-4 equal to the product of x^3-3x-4 and -2x^3+x-5

The Vietnamese independence leader H o Chi Minh sent the letter below to U.S. President Harry S. Truman in 1946, but Truman never responded. Which of the follow

What rhyme schemes are used in the poems “Douglass” and “Richard Bone,” respectively? a)The poems “Douglass” and “Richard Bone” both follow an abbaabba rhyme sc

Which of the following brainstorming activities can help you better understand your position on a topic? A. Sketching and conducting fake interviews B. Li