# Value (mathematics)

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For example, if the function ${\displaystyle f}$ is defined by ${\displaystyle f(x)=2x^{2}-3x+1}$, then, given the value 3 to the variable x yields the function value 10 (since indeed 2 · 32 – 3 · 3 + 1 = 10). This is denoted ${\displaystyle f(3)=10.}$