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Question Number 119315 by zakirullah last updated on 23/Oct/20
Answered by ebi last updated on 23/Oct/20
AB=λCD,whereλisaconstant.AB=(3−21−(−1)0−1)=(12−1)CD=(−1−2−2−41−(−2))=(−3−63)∴(12−1)=(−3−63)(12−1)=−3(12−1)AB=−3CD
Commented by zakirullah last updated on 23/Oct/20
verygreatfullwork
Answered by 1549442205PVT last updated on 24/Oct/20
WehaveA(2,−1,1),B(3,1,0),C(2,4,−2)andD(−1,−2,1)⇒AB→=(1,2,−1),CD→=(−3,−6,3)⇒CD→=(−3)AB→⇒AB→//CD→(q.e.d)
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