x or any other variable
In maths most vairables are represented with letters. EG. A+B=C So for a best guest and in this case i would say X would be the best for an unknown variable that could change, as x is normally associated with many unknowns.
Unknonwn quantity is any variable a,b,c or x,y
Delta as a mathematical symbol usually means "change". It's usually used the same way in physics and chemistry, though it's sometimes used in chemical equations to represent heat.
In algebra mathematical symbols are used to compare multiple quantities. The symbols are < and > which represent greater or less than depending on expression and = for equivalent. Another symbol of quantity comparison is less/greater than or equal to.
It is called a variable.
It is called a variable.
Variable
The triangle symbol that means change is called the delta symbol. It is commonly used in mathematics and science to represent a change in quantity or variable.
x or any other variable
variable
a variable
In maths the symbols x and n are usually used to represent an unknown quantity. These may be referred to as a variable.
An elipsis or * * * is used to present a change of scene.
The symbol used to represent change in an equation is Δ (delta). It indicates the difference or change between two values.
The symbol used to represent the word "which" is typically "?".
The "s" on top of an "s" symbol is typically used in mathematics to represent integration and is called the integral symbol. It is used to denote the process of finding the area under a curve or the accumulation of a quantity over an interval.