Home » Ask & Discuss » Mathematics. » Vectors « Back to Discussion

Vectors

Blazing goIITian

Joined:	16 Jul 2007
Post:	493

26 Mar 2008 23:29:26 IST

0 People liked this

273

pls solve this

None

if a,b,c are 3 non collinear unit vectors,and a+2b+3c is collinear with b+c and a+2b is collinear with b-c,then find the value of 2a.b+6a.c+3b.c

Share this article on:

Comments (3)

RISHIPRATIM MAZUMDAR

Blazing goIITian

Joined: 16 Jul 2007

Posts: 493

26 Mar 2008 23:38:48 IST

Like 0 people liked this

pls answr sum1....

Nadeem

Blazing goIITian

Joined: 25 Aug 2007

Posts: 521

26 Mar 2008 23:40:16 IST

Like 0 people liked this

a+2b is collinear with b-y???

what's 'y' here?

RISHIPRATIM MAZUMDAR

Blazing goIITian

Joined: 16 Jul 2007

Posts: 493

26 Mar 2008 23:45:14 IST

Like 0 people liked this

edited...
pls see nw.

Quick Reply

Reply

	Some HTML allowed.
	Keep your comments above the belt or risk having them deleted.
	Signup for a avatar to have your pictures show up by your comment
	If Members see a thread that violates the Posting Rules, bring it to the attention of the Moderator Team

Free Sign Up!

Preparing for IIT-JEE ?

Arihant Revision Package for IIT JEE - Books, Practice Tests + Rank Predictor

@ INR 1,995/-

For Quick Info

Find Posts by Topics

Physics.

Topics

9396

20092

3672

2186

7617

2827

2638

Mathematics.

Chemistry.

Biology

Institutes

Parents

Board

Fun Zone