Question

aflati card x∈N/ x÷3, x/36

Answer 1

fie A={x|x÷3, x|36 } unde prin  "÷" am inteles , divizibil cu  si , prin "| ", divide pe

deci A= M3∩D36= {0;3;6;9;12;15;..33;36;39....}∩{1;2;3;4;6;9;12;36}
A= {3;6;9;12;36}