Question

Expression is combination of?

Answer 1

Expression is a combination of one or more constant ,variable,operators and functions.

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Answer 2

"An expression in a programming language is a combination  of at least one constants, variable, functions, and operators that the programming language used to deliver solution of expression."

Explanation:

Example No. 1:-

2+3 is an expression. here 2 and 3 are integers and '+' is an operand.

it is the combination of two operands and one operator.

Example No. 2:-

a / b is also an expression but of two variables and one operand.