1. 1. W??H???????????????O???u??w??????s???U??????????J?e???????????H??q?U????????????F?U?????????????O? VdG Qd SdG idG QJ K ec IQH IQY c CGJ CG Y .GQY N e SdG j : khCG .kdMHJdGXdGWjHdPh(7)h(1)HhGjdGhIQdH H dG ddG Xh e J ie CG dEG CG ?ddG Xh a dG J QGe g e :GQdG J - 1 ?aQehJGQbhJGQeejdeGSGjHdGeaYe dGeHJgCG?AdGdEGdCGedjcCG,ecHdGXhJieCGdEG:dGc-2 ?dSAGLCGbHhNBGdjheALdEGjCGjdjGHe jgLIQHKDJCGjY fgCG?HJdGXdGbhgCGiegeeYH:dGgCG -3 ?jNBGSdGIMhdeY CH Xh d J ie CG dEG CG ?Y AGOCG a H J dG dG jMh dSG ie g e :dSG - 4 ?HebSCGhcHQJ ?H dGaMfieJCHdXdGWJieCGdEG:KCGLQ -5 6 5 4 3 2 17 kGLOie OXda JhQYQJ SeJJGcJ ejdGeGSG JGQbhJGQe 6 5 4 3 2 17 eHALREHbCG iJCGhdG hCGGeYFf efdGFdGeG dGGGhGeOYEGj hCGGecegLALJ IKiJCGhefdGeG FdGGY ,jdeY IcIQHKDja deYITeh jNBG 6 5 4 3 2 17 a.IcgCGdd fKDjCGbGZ YHbCGdGdG jNBG eYj e HdGjY jdjGdGeG YcKCGjh FdGG 6 5 4 3 2 17 TMU daee QNGjG dGJSCG Ha,dSGH dGHdGhGQeCG HgdhjJSCG aCGdGQeCG edGdGd ehcjGh dHbCGCG 6 5 4 3 2 17 JXhW EGYCGCGfCG GPEGYCGCGhHHCG YVGQjNBGc CGYIOL YCGCG kfMCG iNCG kfMCGh IcLQHSCG CGHdGAKCGM jHcGPEGYCG CGU 1
2. 2. XdGgCG+dGc+GQdGJ 3 + + 3 XhaedGdGeeM:kfK aedGdGeedHdGSCGHLEGaJOMdGdGdHddGdOdGajdGjBG .Xh KCGLQdSG =edGdGee = = dGSdHXhQb:kdK .iNCGFXdGaHXHedGIQKEGhdGieQJCGjBG Y J dG g Xh YCGh dG SCG d (1) dG J dG g ddG a Xh fOCG EG l (343)gbYCGh(1)gedGdGedbfOCGEaddHhUdGd(7)dG ddG dH e g c dG UdG Se fc cT 56 a Xh 876 a Xe 6930 Hl .f120becMeedOdGGSHdJdGh .dG Y VQh d kGQe J Xa f 70 Y j Xd edG dG ee c GPEGl .iNCGdGjGdGhJGdcLQdGaGdGeXdGaQGSdaMjddGga a ZdGh SdG e dY Qb J Xa f 170 e YCG Xd edG adG ee c GPEG .HJJhdG XH UdG bQCG e CG fc GPEG .fdG SdG Y dG Ud Y M dG dG UQG l XhWadGdJgLNGdEGjGaddGSdGebCGhCGYCG 4^7 4^7 5^5 4^9 4^4 7 1 6 5 4 3 2 KCGLQ dSG dGgCG dGc GQdGJ 5 4 3 2 1 (XdGJUY) 2