(1) aoab s aadf aadc c — ac -0b oa aadf aadc -(1 - (2) d zaob = loaf = 600 0b af g d zaob zobg 600...
7
(1) aoab s aadf aadc c — ac -0b oa aadf aadc -(1 - (2) d zaob = loaf = 600 0b af g d zaob zobg 600 oa bg ——oa (3) 2 f, g d cd = fd, ce ge acde d 3 fd + de + eg
