sO crAo oqc vA uAo r $o HtNc ytN xt rru rnrJ rHpr au6 c cl,q xAIvI zoro Mdn TOAN Thdi gian ldm bdi;180 philt, khdng tce tndi gian phdt diof cuixg rHrlc Ciu 1 (1,0 di6@ Kh6o siit sU bi6n thien vd vE dO[.]
sO xt rru rnrJ rHpr au6.c cl,q xAIvI zoro crAo oqc vA uAo r.$o HtNc ytN Mdn: TOAN Thdi gian ldm bdi;180 philt, khdng tce tndi gian phdt of cuixg rHrlc Ciu (1,0 di6@ Kh6o siit sU bi6n thien vd vE dO thi Ciu2 (t,0ifiA@ Timgi6tri crtamdCnamsd y= x3 cta hirm sd y = cflu (1,0 iti\m) Tinh rich ph6n: I = p* -? x-l *(m+2)x2 +3x c6 2dilmcuctri Cflu (1,0 iIiA@ a) Gini b6t phuong trinh: log, x + log, (x -2)