0 votes 0 votes The binary operation $□$ is defined as $a □ b$ = $ab+(a+b)$, where $a$ and $b$ are any two real numbers. The value of the identity element of this operation, defined as the number $x$ such that $a □ x$ = $a$, for any $a$, is $0$ $1$ $2$ $10$. Quantitative Aptitude gate2016 numerical-ability algebra + – Milicevic3306 asked Mar 26, 2018 recategorized Mar 14, 2021 by Lakshman Bhaiya Milicevic3306 7.9k points answer See all 0 reply