Question

Puteti sa ma ajutati va rog?
Determinati multimile
A={x|x€Z,-3<x<2}
B={x|x€Z,-2<x<3}​

Answer 1

Răspuns:

A={x|x€Z, -3<x<2}

-3<x<2 ==> x€(-3;2)

B={x|x€Z, -2<x<3}

-2<x<3 ==> x€(-2;3)

.

Succes!

Answer 2

• -3<x<2=>x€(-3,2), dar x€Z=>x€{-2,-1,0,1}=>A={-2,-1,0,1}
• -2<x<3=>x€(-2,3), dar x€Z=>x€{-1,0,1,2}=>B={-1,0,1,2}