CHAPTER 7. ANALYTIC GEOMETRY
====== =
=
Figure 131.
=
- m~ê~ãÉíêáÅ=cçêã=
= + +
= + +
= + +
ò ò Åë Åí
ó ó Äë Äí
ñ ñ ~ë ~í
N N O
N N O
N N O
I==
ïÜÉêÉ=()ñIóIò =~êÉ=íÜÉ=ÅççêÇáå~íÉë=çÑ=~åó=ìåâåçïå=éçáåí=çå=
íÜÉ=äáåÉ=I=íÜÉ=éçáåí=m(ñNIóNIòN)=äáÉë=áå=íÜÉ=éä~åÉI=íÜÉ=îÉÅíçêë=
()~=~åÇ=NIÄNIÅN (~OIÄOIÅO)=~êÉ=é~ê~ääÉä=íç=íÜÉ=éä~åÉK=
=