Kkristinnn Kkristinnn

14-12-2021
Mathematics

contestada

given vectors
p=2i-j
q= -i+j
find 1. p+q, 2. p-q, 3. 2p-3q

Respuesta :

goddessboi goddessboi

14-12-2021

Answer:

See below

Step-by-step explanation:

[tex]p=2i-j[/tex]

[tex]q=-i+j[/tex]

[tex]p+q=(2i-j)+(-i+j)=2i-j-i+j=i[/tex]

[tex]p-q=(2i-j)-(-i+j)=2i-j+i-j=3i-2j[/tex]

[tex]2p-3q=2(2i-j)-3(-i+j)=4i-2j+3i-3j=7i-5j[/tex]

Answer Link

Otras preguntas

what does this quote mean to you? please help “Never to suffer would never to have been blessed.” -Edgar Allan Poe

YURR HELP FA MAH SISTA OUT WITH FA HER HOMEWORK if you don't know what I am saying I am saying hey help my sister with her homework

PLEASE HELP ME WITH THIS IXL FOR SCIENCE

Multiply the fractions. 5/1 • 3/2 • 5/2

9 - 2x is less than or equal to -5 Solve for X

What country did most of the Native American nations support? Why?

What is the origin of Phillis Wheatley's name? A. The name of the ship that brought her from Africa, and the family name of her master B. Her mother's favorite

Please help me!!! I'll name you brainliest!!

Audra is learning the same number of new songs each month on the piano. What is the slope of the line?

Find the missing factor. 2x2 + 17x - 9 = (x + 9) Find the missing factor