Question
The position vector of A and B are 2 if J and -I+4J, find modulus |AB|
Answers
Adeniji
Help me out please
mathhelper
gibberish : "The position vector of A and B are 2 if J and -I+4J"
oobleck
|AB| = A-B
so do the math and then find |A-B| in the usual way.
so do the math and then find |A-B| in the usual way.