Author Topic: C3 and C4 DOUBTS HERE!!!  (Read 30059 times)

Offline WARRIOR

  • SF Master
  • ******
  • Posts: 1473
  • Reputation: 51196
  • Egyptian And so damn proud . I love you jesus!
Re: C3 and C4 DOUBTS HERE!!!
« Reply #180 on: March 11, 2012, 04:59:07 pm »
The angle between the vectors i + 3j and j + xk is 60
Show that x = square root of (13/5)

i get squarte root of (26/10 )

can someone show me the right working?

NO secrets to SUCCESS , it is the result of 1.HARD WORK 2.GOOD PREPARATION 3.LEARNING FROM FAILURE
But it ain't how hard you hit; it's about how hard you can get hit, and keep moving forward-Balboa

Offline astarmathsandphysics

  • SF Overlord
  • *********
  • Posts: 11271
  • Reputation: 65534
  • Gender: Male
  • Free the exam papers!
Re: C3 and C4 DOUBTS HERE!!!
« Reply #181 on: March 11, 2012, 08:14:13 pm »
you got the right answer.
Cancel it down
LAUGH AT YOURSELF

Offline ~ Miss Relina ~

  • SF Senior Citizen
  • *****
  • Posts: 611
  • Reputation: 65535
  • Gender: Female
  • Every rose has a thorn
Re: C3 and C4 DOUBTS HERE!!!
« Reply #182 on: October 12, 2012, 12:14:49 pm »
how to differentiate this one  :-[
~~~Yarab everything turns alright at the end ~~~
    -----------Ameeeeeeeeeeen------------