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Evaluating Functions at a Point

Find each of the following for the function f(x) = -2x2 - 3.

4. Given the function f(x) = -2x2 - 3, identify the value of f(3).
5. Given the function f(x) = -2x2 - 3, identify the value of f(-2/3).
6. Given the function f(x) = -2x2 - 3, identify the value of f(0.57).

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Solution Summary

Functions are evaluated at various values of x.

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