Let be an operation defined as check if is a binary operation. If yes, find if it is associative too.
For all we have that Hence is a binary operation. Now & That is which implies is not associative.
CBSE Class 12 board exams 2025 to have 50% competency-based questions; no change in 10th
CBSE Class 12 board exams 2024 over; expected result date, trends of last 10 years
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