PROEUS DARA cr cr ~ # 1 o H~?1158 f thH~?1158thtiL6ltiL?JlitHUJG 'i ~o = J}+7 lx+7 <0 = +7 = 7 lim = lim +7)= +7=7 + + X-'> 0 X-> 0 - lim = lim x + 7 = 0 + 7 = 7 x->0 X-> 0 t:ll 115 lim = lim = 7 + -•0 x-•0 = 7 =