Find projection of the vector A=i-2j+ k on the vector B-4i-4j+7k
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Hey here is your answer.
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Step-by-step explanation:
A=i-2j+k
B =4i-4j+7k
cos theta =4+8+7/√1+4+1√16+16+49
=19/√6√81
= 19/√486
projection =Acostheta
=√1+4+1*19/√486
= √6*19/486
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