SOL Prep Function Practice

Front

What is a function?

Back

A function is a relation that assigns exactly one output (y-value) for each input (x-value).

Front

Does the table represent a function if there are repeated x-values?

Back

No, a table does not represent a function if there are repeated x-values.

Front

Back

Front

What does it mean if a relation has repeated y-values?

Back

A relation can have repeated y-values and still be a function, as long as each x-value is unique.

Front

Back

Front

What is the output of a function?

Back

The output of a function is the value that results from substituting an input into the function.

Front

If a function is represented by a table, what indicates it is not a function?

Back

If there are any repeated x-values in the table, it is not a function.

Front

What is the significance of the domain in a function?

Back

The domain of a function is the set of all possible input values (x-values) for which the function is defined.

Front

What is the range of a function?

Back

The range of a function is the set of all possible output values (y-values) that the function can produce.

Front

How do you evaluate a function at a specific point?

Back

To evaluate a function at a specific point, substitute the x-value into the function's equation and simplify.