Physics, asked by kdwivedi2005, 28 days ago

A=2i+2j-k and b= 3i +6j+2k then determine there angle between a and b

Answers

Answered by sanskarthorat007
0

Do scalar product

A= 2i+2j-k. B=3i+6j+2k

A.B=ABcos theta

A.B=16. AB=21

theta =cos -1 16/21

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