A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

anonymous

  • 5 years ago

Find the vector v with the given magnitude and the same direction as you. Magnitude of v = 4, direction u = <1,1>

  • This Question is Closed
  1. amistre64
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    <4,4>

  2. amistre64
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    that aint it lol

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

    It must be a 1:1 ratio?

  4. amistre64
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    <4cos(45), 4sin(45)>

  5. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Is there a formula or is it a guess?

  6. amistre64
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    that is the answer; to get normal looking numbersl just plug it into a calculator

  7. amistre64
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    \[<2\sqrt{2},2\sqrt(2)>\]

  8. amistre64
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    i know the direction is 45 degress (1,1) and the length of the thing is 4; so i used trig :)

  9. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    But what if magnitude is 2 and direction <sqrt(3),3>?

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

    compute the unit vector along u

  11. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    then multiply it by 2

  12. amistre64
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    thats what...30 or 60 degress?

  13. amistre64
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    <2cos(60), 2sin(60>)

  14. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    yeah ur right

  15. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Excuse me, I need to go to class. Thank you.

  16. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    suppose C is a 3x3 matrix such that det(C )=2. then det(C+C) is equal to????? PLEASE, help!!

  17. 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.