Question

operators which perform one single (one) operand are called​

Answer 1

Answer:

In mathematics, a unary operation is an operation with only one operand, i.e. a single input. This is in contrast to binary operations, which use two operands. An example is the function f : A → A, where A is a set. The function f is a unary operation on A.

Explanation:

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Answer 2

Answer:

Unary operators

Explanation:

Unary operators work with a single operand.

It also negates an expression, or reversing a boolean 's value. It is possible to add increment as well as a decrement operator before the prefix or after the postfix in an operand.