Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
فرض کنیم A={1,2,{1,3,2}} باشد آیا 3 به تنهایی عضو A است؟ و سوال دوم نمودار ون این مجموعه چگونه رسم میشود مجموعه درونه هم یه ون کشیده میشود آیا؟
Your browser does not support the audio element.
audio
️
