Function Review

Front

Does this mapping diagram represent a function?

Back

Yes, because there are no repeating input values.

Tags

CCSS.8.F.A.1

Front

What are the solutions for g(x) = 0?

Back

x = -3.5, 0, 7.

Front

If f(x)=6x²-4, what is f(0)?

Back

-4.

Tags

CCSS.HSF.IF.A.2

Front

If h(a) = 3 - 2a, find h(-3).

Back

9.

Tags

CCSS.HSF.IF.A.2

Front

Is the relation a function? Why?

Back

No, because the x-value 11 has two y-values pair with it.

Tags

CCSS.8.F.A.1

Front

What is a function?

Back

A relation where each input has exactly one output.

Tags

CCSS.8.F.A.1

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 does it mean for a function to be linear?

Back

A function is linear if it can be represented by a straight line on a graph.

Tags

CCSS.8.F.A.3

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).

Tags

CCSS.8.EE.B.5