A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

DominiRican1013

  • one year ago

Evaluate the following expression: -1(5,-1) + 2(1,1) A. (5,-2) B. (-3,3) C. (5,-2) D. (7,1)

  • This Question is Closed
  1. mathmate
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Hint: use the scalar multiplication property: s(a,b)=(sa+sb). For example, 5(-2,1)=(5(-2),5*1)=(-10,5)

  2. DominiRican1013
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    I need help with a different question

  3. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    kool what is it

  4. DominiRican1013
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    What is the length (magnitude) of the vector (-3,2) A. \[\sqrt{2}\] B. \[\sqrt{13}\] C. 0 D. 3

  5. DominiRican1013
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Does anyone know this?

  6. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    im working it out hold up please

  7. DominiRican1013
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    it says im typing but i wasnt lol

  8. DominiRican1013
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    is it square root of 13

  9. DominiRican1013
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    It was square root of 13 thank you for trying to help though :D

  10. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    ight finally its and nvm u got it i tried damn

  11. DominiRican1013
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    You gt a medal for trying though :D

  12. DominiRican1013
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    I have another question though

  13. DominiRican1013
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Evaluate the dot product of (2,4) and (1,-2)

  14. Not the answer you are looking for?
    Search for more explanations.

    • Attachments:

Ask your own question

Sign Up
Find more explanations on OpenStudy
Privacy Policy

Your question is ready. Sign up for free to start getting answers.

spraguer (Moderator)
5 → View Detailed Profile

is replying to Can someone tell me what button the professor is hitting...

23

  • Teamwork 19 Teammate
  • Problem Solving 19 Hero
  • You have blocked this person.
  • ✔ You're a fan Checking fan status...

Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.