Question

rezolva in R inecuațiile 4×-10<30​

Answer 1

Răspuns:

4x-40<0 /:4

X-10<0

X<10

X€(-inf, 10)

Answer 2

Răspuns:

4x-10<30

4x<30+10

4x<40

x<40:4

x<10

S={0,1,2,3,4,5,6,7,8,9}