Question

Se consideră multimea : A={x E R /2 x ≤ 4 } B={x E R /0≤x≤3 } va roog !! Dau coroană

Answer 1

a={2x-4≤0}
a={2*(x-2)≤0}
a={x-2≤0}
a=(x≤2}
a={0,1,2}
b={0,1.2,3}