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P. 140
Chapter 7
Analytic Geometry
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7.1 One-Dimensional Coordinate System
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mçáåí=ÅççêÇáå~íÉëW= ñ I= ñI= ñI= ó I= óI= ó=
M
N
M
N
O
O
oÉ~ä=åìãÄÉêW=λ ==
aáëí~åÅÉ=ÄÉíïÉÉå=íïç=éçáåíëW=Ç=
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607. aáëí~åÅÉ=_ÉíïÉÉå=qïç=mçáåíë=
Ç = ^_ = ñ − ñ = ñ − ñ =
O
N
N
O
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Figure 86.
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608. aáîáÇáåÖ=~=iáåÉ=pÉÖãÉåí=áå=íÜÉ=o~íáç=λ =
ñ + λñ ^`
ñ = N O I= =λ I= ≠λ − NK=
M
N + λ `_
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======== =
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Figure 87.
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