Nobody 'invented' it... letters are often used in maths to signify an unknown quantity.
I will assume that you mean " to the power of two ". A symbol for any n-power is to put the number (n) on the side, above the number. Like this: nn.
math statements that contain variables are expressions or equations that have a letter or symbol that represents a number or value. for example, if (2+N=7), N is the variable and N=5 hope this helps
A capital A is usually used as a symbol for area in math.
The symbol is §
The symbol for nitrogen is N.
Let n be the number between 4 and 7 then the required expression is written:- 4 < n < 7 The symbol used is a "less than" symbol and the expression is 4 is less than n which is less than 7. When the arrowhead points to the right > then this is called a "greater than" symbol and we could put n > 4 and 7 > n.
Answer: = The symbol for Similarity is the Tilde, ~. It is NOT the equal symbol, =.
The exclamation point is the symbol for the factorial function. For integer values of n, n! = 1*2*3*...*n The factorial is critical for calculating numbers of permutations and combinations.
Nitrogen is the seventh element on the periodic table. Its symbol is the capital letter N.
the type of math that was invented by the Muslims was algebra
Euler created the symbol.
The symbol for nitrogen is N.