dkornelsen10 dkornelsen10

02-02-2017
Mathematics

contestada

Find the specified vector or scalar.

u = -4i + 1j and v = 4i + 1j; Find .u+v
A. sqrt34

B. 8
C. 5
D. 2

Respuesta :

LammettHash LammettHash

02-02-2017

Since [tex]\mathbf u+\mathbf v=(-4+4)\,\vec i+(1+1)\,\vec j=2\,\vec j[/tex]

so the norm is

[tex]\|\mathbf u+\mathbf v\|=\sqrt{2^2}=2[/tex]

Answer Link

Otras preguntas

If lainey bought a set of 20 markers for $6 how much 1 Marker cost ?

5. What if the single replacement reaction involves a nonmetal added to a solution?

Which statement about religious and ethnic groups is correct? A All individuals of a religious group belong to the same ethnic group. Answered Incorrectly B

Based on this dictionary definition, which sentence correctly uses the wordagony?agonynoun1. extreme pain, either physical or mental2. an intense struggleFrom L

Why are bonds known as fixed income investments? there is a fixed principle there is a fixed rate of return there is a fixed option of investing part of the bon

list 5 things Scout finds strange about the church and service at First Purchase Church

A picture of a no polar covalent

Why did President Reagan help the Contras?

a salesman makes $35,000 per year plus $1,200 for each car he sells. how many cars must he sell he wants to make at least $70,000 this year,

Think about how Rainsford reacts after learning that General Zaroff hunts humans. Select the image that best matches what you would do in Rainsford's position.