04-02-2017
Mathematics

contestada

I'm confused on how to solve this: What is 5i+7i x i

Respuesta :

hplawson hplawson

04-02-2017

5i +7i is 12i
12i times I is 12i^2
I^2 is equal to -1
So 12(-1) is -12

Answer Link

Otras preguntas

A TV repair service company has a seasonal demand for its service,and there is a general shortage of skilled TV repair persons.Which one of the following is a c

What is the answer? :)

How was Abraham Lincoln's victory in the 1860 presidential election a turning point in American history?

Tarsus was the capital city of Cilicia. o True O False

Cardiovascular disease is a major cause of death and illness worldwide, with high blood pressure and high LDL cholesterol both being established risk factors. B

According to Professor of Criminology Daniel Tuck, During the 1970s, when more people were executed than in any other decade, crimes rates actually rose 25 perc

Heyy! Can someone help me find the value of x pleaseeee??

12n^2+12n+9=0 Please solve!

MyAntonia The Short Sentences at the end of the excerpt help to? A) Build grandmether's character B) slow down time C) create forebonding D)Establish a chocti

How does the wavelength emitted by an object relate to its temperature? 1: The shorter the wavelength, the lower the temperature. 2: The bluer the wavelength, t