(11х-4)/5≥х²/2 (х-1)/х-6 ≤0 х-1=0 х=1 х-6=0
22х-8≥5х² х+1≥0 х≥-1 х=6
5х²-22х+8≤0 х+1=0 --+----1----_--------6--+--------- х=-1
5х²-22х+8=0 --- -1--1--------------- х∈[1;6]
х1,2=(11 +/-√121-40)/5=(11+/-√81)/5
х1=(11+9)/5=4 х2=2/5=0,4
(х-4)(х-0,4)≤0
---+----- 0,4 --- - ----4 -----+-----
х∈[0,4;4]
у=√х+4 + √2Х+3 Х+4≥0 X≥-4 2X+3≥0 2X≥-3 X≥-3/2
---------------- -4 \\\\\\\\\\\\\\\\\\\ -3/2\//////////////////////////////-
Х∈[-1,5;+∞]