NCVPS Evaluating Functions

Front

What is a function?

Back

A function is a relation that assigns exactly one output for each input from a set of inputs, known as the domain.

Front

What does it mean to evaluate a function?

Back

To evaluate a function means to calculate the output value of the function for a specific input value.

Front

Back

f(3) = -2(3) + 10 = 4.

Front

What is the formula for the function g(x) = 10 - 3x?

Back

This is a linear function where the slope is -3 and the y-intercept is 10.

Front

Back

g(5) = 10 - 3(5) = -5.

Front

Back

f(4) = 4(4) + 5 = 21.

Front

Back

g(-5) = 5 - 6(-5) = 35.

Front

Back

f(-5) = -5 + 3 = -2.

Front

Back

The slope is -2, indicating the function decreases as x increases.

Front

Back

The y-intercept is 10, which is the value of g(0).