Symbol  Format  Data 

b  Code Point 
U+0062 
TeX 
b 

SVG 
The ‘b’ symbol is used in mathematics and science to denote a variable or a constant. It is often used as a general purpose variable and in equations. For example, in the quadratic equation:
‘b’ represents the coefficient of the term involving ‘x’. In this equation, the values of ‘a’, ‘b’, and ‘c’ are constants and determine the shape and position of the parabola when the equation is graphed.
The capital Latin letter B is used in probability as a random variable.
A variable is a symbol that represents an unknown or indeterminant quantity. Variables can represent numbers, vectors, or other mathematical objects, depending on the context.
A coefficient is a numerical or constant quantity placed before and multiplying the variable in an algebraic expression.