1.

g-Find the component of A = 2i+3j-k along the direction of vector B = i+3

Answer»

the component of a in the direction of B is given by

= A.B/|B|.

so A.B = 2*1+3*3 = 11and |B| = √1+3² = √10 so the value is = 11/√10



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