SSC MTS EXAM

Detailed explanation-1: -"Zero and its operation are first defined by [Hindu astronomer and mathematician] Brahmagupta in 628, ‘’ said Gobets. He developed a symbol for zero: a dot underneath numbers.

Detailed explanation-2: -Zero had already been invented in Brahmagupta’s time, used as a placeholder for a base-10 number system by the Babylonians and as a symbol for a lack of quantity by the Romans. However, Brahmagupta reimagined the identity of zero: seeing it as a number on its own, rather than a simple symbol or placeholder.