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3-D Geometry Direction Ratios and Direction Cosines
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This lesson introduces the concepts of 3-D geometry. Direction cosines and direction ratios have been explained in detailed and concise manner

Vineet Loomba is teaching live on Unacademy Plus

Vineet Loomba
IITian | No. 1 Educator in IIT-JEE | 6 Million Minutes Watch Time | 8+ Years Experience | Youtube: Maths Wallah | vineetloomba.com

Comments
(8)
U
Unacademy user
its my personal advice to all fresh aspirants who have started preparing for upsc cse by now that please dont stick to website only otherwise you will suffer a lot you can ask me w if you have any doubt that why i am saying this to you in front of the Unacademy team
Narender Kumar
2 years ago
dont use unacademy alone watch all websites like mrunal, iasbaba etc. and see the difference
Ujjawal Km Yadav
2 years ago
I don't agree with you
Simran Agrawal
2 years ago
can you specify the reason?
Akash Ganveer
2 years ago
unacademy plus is the answer for all aspirants.Isn't it ???
Ujjawal Km Yadav
2 years ago
yes
Ag
sir vector triple product pe video plz
sir direction ratios a/l=bm hona chahiye i think becuze in book it is written like this
sir reciprocal system of vectors neede for jee mains
sir vector triple product pe video please
Vineet Loomba
9 months ago
Ok
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