math staar review

Front

What is the definition of a function?

Back

A function is a relation where every input has only ONE output.

Front

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

Back

Domain: {-4, 0, 1, 2}; Range: {-4, -3, 1}

Front

What type of card can charge a late fee if payment is not made on time?

Back

Credit card.

Front

Which of the following values is the GREATEST? 55%, 1/2, 2², 300%

Back

2² (which equals 4) is the greatest.

Front

How many students received a score of 94%?

Back

2 students.

Front

What is the domain of a function?

Back

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

Front

What is the range of a function?

Back

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

Front

What is an example of a linear function?

Back

y = 2x + 3 is a linear function.

Front

What does it mean for a function to be one-to-one?

Back

Each output is paired with exactly one input.

Front

What is the slope of a line?

Back

The slope is the ratio of the rise (change in y) to the run (change in x).