if two vectors 2i+ 3j-k and -4i-6j -ak are perpendicular to each other then find the value of a
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2
Answer:
2i+ 3j-k and -4i-6j -ak
-8 -18 +a = 0
-26 + a = 0
a = 26
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0
Answer:
26
this is your answer.....
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