Functions-Algebra 1

Front

What is the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction. For example, |−5| = 5 and |5| = 5.

Front

Evaluate: |28−21| + |−5|

Back

12

Front

What is a function in mathematics?

Back

A function is a relation that assigns exactly one output for each input. It can be represented as f(x), where x is the input.

Front

If f(x)=6x²−4, what is f(-1)?

Back

2

Front

What does h(-3) represent in function notation?

Back

h(-3) represents the output of the function h when the input is -3.

Front

Evaluate: |0|

Back

0

Front

What is the domain of 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

Evaluate the expression: |5 + 4|

Back

9

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

What is the difference between linear and quadratic functions?

Back

Linear functions have the form f(x) = mx + b, while quadratic functions have the form f(x) = ax² + bx + c, where a ≠ 0.