Question

find the value of a for which the vector A 3i^+3j^+9k^ and vector B i^+aj^+3k^ are parallel

Answer 1

Hi , there !!

vector are parallel so

3 /1 = 3 / a = 9 / 3

on equating the equations we get a = 1

hence your answer is 1

hope it helps !!

thanks !!

Ranjan kumar