1) (3х-1)^2-7<(9х+2)х+2
9х^2-6х+1-7<9х^2+2х+2
1-7-2<2х+6х
-8<8х
х>-1
2) 2х(8х+3)+1>(5-4х)^2-1
16х^2+6х+1>25-40х+16х^2-1
6х+1>25-40х-1
6х+40х>25-1-1
46х>23
х>0.5
1) (3х-1)^2-7<(9х+2)х+2
9х^2-6х+1-7<9х^2+2х+2
1-7-2<2х+6х
-8<8х
х>-1
2) 2х(8х+3)+1>(5-4х)^2-1
16х^2+6х+1>25-40х+16х^2-1
6х+1>25-40х-1
6х+40х>25-1-1
46х>23
х>0.5