Home
Class 12
MATHS
If vec a=2hati+3hatj-hatk, then |vec a| ...

If `vec a=2hati+3hatj-hatk`, then `|vec a|` is :

A

`sqrt15`

B

`sqrt14`

C

14

D

15

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

If veca=2hati+hatj+7hatk and vecb=5hati-3hatj+10hatk , then veca*vecb is :

If veca=2hati+3hatj-5hatk and vecb=hati+hatj-hatk , then veca*vecb is :

If veca=2hati+3hatj-5hatk and vecb=hati+hatj-hatk , then veca*vecb is :

If veca=3hati-hatj+2hatk and vecb=2hati+3hatj+3hatk then veca.vecb is equal to :

If veca=2hati+ 3hatj-5hatk,vecb =m hati+nhatj +12 hatk and veca xx vecb = vec0 then find (m,n)

If veca = hati-hatj+hatk , vecb = 2hati-3hatj+hatk , then find |2vecaxxvecb|