Answer:
Addition, Subtraction and Multiplication is defined for every real number.
Explanation:
Given : any two real numbers.
We have to choose from the given options that defines operation for any two real numbers.
Since, Addition, Subtraction and Multiplication is defined for every real number (including 0 )
As
1) Addition
2+ 0 = 2 ( 2 belong to real number)
2) Subtraction
5 - 0 = 5 ( 5 belong to real number)
3) Multiplication
7 × 0 = 0 ( 0 belong to real number)
4) But for division
is not defined
Thus, Addition, Subtraction and Multiplication is defined for every real number.