Graphing and Algebra Concepts Review

The video covers questions 16-20 from a released exam, focusing on graph range and domain, quadratic functions, and solving a printer problem. It explains how to determine the range and domain of a graph, the axis of symmetry for quadratic functions, and how to simplify expressions. The video concludes with writing equations for a graph and solving for x when y is given.

What should you have ready before starting the exam?

• A pencil and eraser

• A calculator and the exam paper

• A notebook and pen

• A ruler and compass

What does the range of a graph refer to?

• The X values

• The Y values

• The slope of the graph

• The intercepts of the graph

If the range of a graph is from -3 to 4, what is the correct way to express it?

• X is between 4 and -3

• X is between -3 and 4

• Y is between -3 and 4

• Y is between 4 and -3

What is the correct way to express the range of a graph?

• X is between two values

• The intercept is between two values

• Y is between two values

• The slope is between two values

What is the domain of a graph?

• The Y values

• The X values

• The slope of the graph

• The intercepts of the graph

How would you express a domain that starts at -2 and ends at 4?

• X is between 4 and -2

• Y is between -2 and 4

• Y is between 4 and -2

• X is between -2 and 4

What is the correct way to express the domain of a graph?

• The intercept is between two values

• The slope is between two values

• Y is between two values

• X is between two values

What is the axis of symmetry for the quadratic function f(x) if it opens downwards?

• It is always zero

• It has no axis of symmetry

• It is the same as the axis of symmetry for g(x)

• It is different from the axis of symmetry for g(x)

Which graph has a maximum point?

• Graph of G

• Neither graph

• Graph of F

• Both graphs

What is the axis of symmetry for the quadratic function g(x) if it opens upwards?

• It is always zero

• It is different from the axis of symmetry for f(x)

• It is the same as the axis of symmetry for f(x)

• It has no axis of symmetry