Fasit ulikheter

Oppgave 1
a) x > 8
b) x < 2
c) x < 5

Oppgave 2
a) x> 5/4
b) x < 15
c) x > 4

Oppgave 3
a) x > 36
b) x > 10
c) x > 6

Oppgave 4
a) x > 3
b) x < 3
c) x > - 1

Oppgave 5
a) x < - 2
b) x > 7/3
c) x > - 9

Oppgave 6
a) x > - 5
b) x > - 5
c) x < 5

Oppgave 7
a) x < - 4
b) x < - 2
c) x < 4