## PRECALCULUS SOURCES AND INFO, FOR MI3 Honors 2017

http://www.slader.com/textbook/9780131924963-sullivan-precalculus-enhanced-with-graphing-utilities-4th-edition/

1. Use link above to check your

Communicate your work and instructions. Answers alone are not valid on assignments.

You need to register here first.

3.

You can check your answers to books.

4.

type page and check answers

5. PEARSON AP. registration needed.

Has resources for teachers, powerpoints, solutions, etc.

1. Use link above to check your

**answers**to our new textbook. Remember to show work, and to know and understand the "how to" get this answers, for that is what is tested.Communicate your work and instructions. Answers alone are not valid on assignments.

**2.****Mathxl.com**You need to register here first.

3.

**Chegg.com**You can check your answers to books.

4.

**https://www.slader.com/**type page and check answers

5. PEARSON AP. registration needed.

__http://www.phschool.com/advanced/__Has resources for teachers, powerpoints, solutions, etc.

**TRIGONOMETRIC IDENTITIES**

- KHAN REFERENCE OF THEM: "HERE"
- KHAN
**examples and practices**of How to use Trigonometric Identities - Many
__pdf's available on Trig__Identities.

## RATIONALIZING A DENOMINATOR pp. 1038,1039

__for multiple resources on this topic, and videos.__

**Click here****KHAN academy practice (basic) for simplifying rational expressions**.

Check your way, or the "

**Mathway**"

Use this website, to carefully type in your expressions, and then watch this MATHWAY calculator show you the steps, to simplify problems in pp.1038, and 1039