Question

when actual output is equal to potential output​

Answer 1

Answer:

The output gap is an economic measure of the difference between the actual output of an economy and its potential output. Potential output is the maximum amount of goods and services an economy can turn out when it is most efficient—that is, at full capacity.

Explanation:

Answer 2

Explanation:

The first person to document zero as a number in its own right was the astronomer and mathematician Brahmagupta in 628 CE.