Show that vectors a=2i+5j-6k
b=i+5/2j-3k are parallel
Answers
Answered by
72
Explanation:
if vectors are parall, vector product=0
a × b= i(-15+15)-j(-6+6)+k(5-5)=0
Answered by
28
Explanation:
a×b =i(-15+15)-j(-6+6)+k(-5+5)
a×b =0
therefore vectors a and b are parallel
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