Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
← 55 members online
 0 viewing
If 8ij=7i+kj (vectors), find two possible values for k belongs to R. Answers: +4, 4. How?
 one year ago
 one year ago
If 8ij=7i+kj (vectors), find two possible values for k belongs to R. Answers: +4, 4. How?
 one year ago
 one year ago

This Question is Closed

amistre64Best ResponseYou've already chosen the best response.0
becasue it is asking for the length of the vectors to be equal
 one year ago

nickersiaBest ResponseYou've already chosen the best response.0
@amistre64 I need step by step how to do it... I undestand why it is +4 and 4
 one year ago

amistre64Best ResponseYou've already chosen the best response.0
\[8^2+1^2=7^2+k^2\] \[8^2+1^27^2=k^2\]
 one year ago

nickersiaBest ResponseYou've already chosen the best response.0
Oooooooooh my God! It's that simple! Thank you very much!
 one year ago
See more questions >>>
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
 Engagement 19 Mad Hatter
 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.