algebraic expression
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variable
a letter or symbol that stands for one or more numbers is a
It is a variable.
variable
algebraic expression
It is Hz, which stands for Hertz.
variable
it is a symbol that stands for a number(mabe)
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Cs stands for Caesium (number 55).
It is the symbol for the element, Nobilium (atomic number 102)
The symbol V stands for voltage.
K stands for pottasium.Atomic number is nineteen.
"i" stands for imaginary. It represents the square root of -1.
The chemical symbol Pb stands for "lead", Plum bum.