Algebra 2 Fall Final Practice

Front

What is the definition of a function?

Back

Every input has only ONE output.

Front

Given the equation y = 3(x + 5)² - 4, what is the vertex of the parabola?

Back

(-5, -4)

Front

The set of all the inputs of a relation are called _____?

Back

domain

Front

What is the value of i^4?

Back

1

Front

What is the range of a function?

Back

The set of all possible outputs.

Front

What is the vertex form of a quadratic equation?

Back

y = a(x - h)² + k, where (h, k) is the vertex.

Front

What does the discriminant of a quadratic equation tell us?

Back

It indicates the nature of the roots (real and distinct, real and equal, or complex).

Front

What is the quadratic formula?

Back

x = \frac{{-b \pm \sqrt{{b^2 - 4ac}}}}{{2a}}.

Front

What is the difference between the domain and range of a function?

Back

Domain is the set of inputs, while range is the set of outputs.

Front

What is a linear function?

Back

A function that graphs to a straight line, typically in the form y = mx + b.