Solving Problem of direction cosine and direction ratio

Описание: solving some problem of Direction cosine and Direction ratio .
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#Learn_your_math VectorDcAndDrXII #MathClass12
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Vector Part-I :   • Vector Algebra Part 1  #Learn_your_math #v...  
Vector Part 2:-   • Solving Vector  Algebra # Learn_your_math  
Vector Part 3:-   • Product to two Vectors #Learn_your_math  
Vector Part 4:-    • Direction cosine and direction ratio #Lear...  
Vector Part 5:-    • Scalar Triple Product #Learn_your_math  
Vector Part 6:-    • Direction cosine and direction ratio #Lear...  
Vector Part 8:-    • Straight line in three dimensional space  ...  
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Vector Part 10:-    • Vector Plane  Tutorial #Learn_your_math  
Vector Part 11 A:-    • Solving problem of plane Part A #Learn_you...  
Vector Part 11 B:-    • Solving problem of plane Part XI B #Learn_...  
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Direction cosine and direction ratio( tutorial) :-https://www.youtube.com/edit?o=U&vide...
Triple product of Vectors:-https://www.youtube.com/edit?o=U&vide...
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