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# What is a variable?A symbol that takes a fixed numerical value.A symbol that takes various numerical value.A symbol some time fixed and some time variable.cannot be determined.

A
cannot be determined.
B
A symbol that takes various numerical value.
C
A symbol some time fixed and some time variable.
D
A symbol that takes a fixed numerical value.
Solution
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#### A variable is a symbol or letter, such as x or y, that represents a value. In algebraic equations, the value of one variable is often dependent on the value of another. Hence it's a symbol that takes various numerical values.e.g. in the polynomial x+5,x is a variable.

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