Identify & Evaluate Functions

Front

Evaluate y = 4x - 1 when x = 10.

Back

39

Front

Find x if f(x) = 6.

Back

x = -2

Front

Which set of values is a function? (9,5) (10,5) (9,-5) (10,-5), (3,4) (4,-3) (7,4) (3, 8), (6,-5) (7, -3) (8, -1) (9, 1), (2, -2) (5, 9) (5, -7) (1, 4)

Back

(6,-5) (7, -3) (8, -1) (9, 1)

Front

You can identify a function from a graph by using the.....

Back

Vertical Line Test

Front

IS THE FOLLOWING A FUNCTION? (2,3) (2,4)

Back

NO

Front

What is a function?

Back

A relation where each input has exactly one output.

Front

What is the Vertical Line Test?

Back

A method to determine if a graph represents a function; if a vertical line intersects the graph more than once, it is not a function.

Front

What is the definition of a domain in a function?

Back

The set of all possible input values (x-values) for the function.

Front

What is the definition of a range in a function?

Back

The set of all possible output values (y-values) for the function.

Front

Evaluate f(x) = 3x + 2 when x = 4.

Back

14