2.188. Oblicz dane granice. a) lim 3n² 6n+7 4+8n² c) lim (5n-1)(0,2n-4) 2n²+8n e) lim 3n-6n+5 (n+1)(n-3) b) lim (-1)+2n 5n-3n+6 d) lim 16n¹+9n+5 (2n-1)(3-4n)(n+5) f) lim (2n²-5) – 7n +5n²+3