A little Algebra review

Front

What is the range of a function?

Back

The set of all y-values of a function.

Front

What is the domain of a function?

Back

The set of all x-values of a function.

Front

Evaluate f(-4) if f(x) = 5x - 12.

Back

-32

Tags

CCSS.HSF.IF.A.2

Front

What does it mean for a relation to be a function?

Back

Each input (x-value) must have exactly one output (y-value).

Tags

CCSS.8.F.A.1

Front

What is a linear function?

Back

A function that can be expressed in the form f(x) = mx + b, where m and b are constants.

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Front

What is the slope of a line?

Back

The ratio of the rise (change in y) to the run (change in x) between two points on the line.

Tags

CCSS.8.EE.B.5

Front

How do you find the y-intercept of a linear equation?

Back

Set x = 0 in the equation and solve for y.

Front

What is the difference between independent and dependent variables?

Back

The independent variable is the input (x), while the dependent variable is the output (y) that depends on the input.

Tags

CCSS.6.EE.C.9

Front

What is a quadratic function?

Back

A function that can be expressed in the form f(x) = ax^2 + bx + c, where a, b, and c are constants.

Front

What is the vertex of a parabola?

Back

The highest or lowest point of the parabola, depending on its orientation.