can anybody help me???

#10
[tex]\\ \rm\longmapsto 0<x<3.5[/tex]
#11
#13
It started from negative ends at positive hence
[tex]\\ \rm\longmapsto y=-|x|+2[/tex]
#14
[tex]\\ \rm\longmapsto 2(-3)-(-10)=4[/tex]
[tex]\\ \rm\longmapsto -6+10=4[/tex]
#15
[tex]\\ \rm\longmapsto 1=(1-2)^2=(-1)^2=1[/tex]
#16
[tex]\\ \rm\longmapsto -2-2(-4)>3[/tex]
[tex]\\ \rm\longmapsto -2+8>3[/tex]
[tex]\\ \rm\longmapsto 6>3[/tex]