Question

daca a∈{2,95;-3;\frac{15}{4} ;7 \frac{2}{3} ;-8},atunci | a | ∈{ }
a)daca a∈{-17,8;0; \frac{9}{11} ;-21,(4);-\frac{9}{11} } ,atunci | a |∈{ };

Answer 1

A∈{2,95; 3; 15pe4; 72pe3; 8}