It is a desimol (2.3)...
< this symbol can also mean less than
the square root symbol. that would make it 1,/2 (i don't know how to make a square root symbol, sorry) but since the numbers are next to each other it is assumed that they are being multiplied and the square root of 2 is approximately 1.414 right in between 1 and 2 :)
The double tilde symbol "≈" approximately equal to
16-2
It is a linear inequality.
The mathematical symbol one can use when finding the square root of a number is y2=a. In other words y is a square number as a result of multiplying the number by itself (y x y)
Decimal point
2.3
There is no known mathematical symbol for zero in the ancient Egyptian number system.
A point.
5>9
Decimal point
A point.
it is any letter or mathematical symbol that represent a number or a set of number
sum? or like a symbol
5>x<9
A square root sign.