Q. 165.0( 1 Vote )
If
and
find a vector of magnitude 6 units which is parallel to the vector 
Answer :
∴ (
⇒(
LET, (
|| = (12 + ( - 2)2 + 22)1/2
⇒|| = (1 + 4 + 4)1/2 = (9)1/2 = 3
a unit vector in the direction of the sum of the vectors is given by:
a vector of magnitude 6 units which is parallel to the vector is:
Ans:
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