Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
수학에서 피연산함수는 연산의 입력으로 사용됩니다.suhakeseo pyeon-san-ham-su-neun yeonsan-ui ibryeok-euro sayongdoemnida.In mathematics, an operand is used as an input for operations.