Download presentation

Presentation is loading. Please wait.

Published byLewis Orgel Modified over 4 years ago

1
6.5 Solving Trig Equations & Inequalities

2
We will solve trigonometric equations & inequalities by combining algebraic techniques & trig identities There are lots of techniques! Keep in mind if the answer must be in a specified interval. Technique #1 Factoring Ex 1) Solve Note: If no interval had been specified, the answer would be:

3
Technique #2 Expressing in terms of only 1 trig function Note: Remember if you square both sides of an equation – you might create extra solutions. Be sure to check your answers! Ex 2) Solve

4
Technique #3 Think about the period! Ex 3) Solve 0 3x < 6π (3 revs!)

5
Technique #4 Approximating answers (radian mode) Ex 4) Solve ref = π – 1.91 = 1.23 1.91

6
Technique #5 Inequalities where [0, 2π] Ex 5) Solve

7
Homework #604 Pg 314 #1–15 odd, 21, 23, 27, 32, 37, 39, 53 Even Answers: #32: 0.91, 2.48, 4.05, 5.62

Similar presentations

OK

September 20, 2011 At the end of today, you will be able to Solve inequalities and compound inequalities Warm-up: Solve for x 1.│5x│ - 38 = -8 2. -6x +

September 20, 2011 At the end of today, you will be able to Solve inequalities and compound inequalities Warm-up: Solve for x 1.│5x│ - 38 = -8 2. -6x +

© 2018 SlidePlayer.com Inc.

All rights reserved.

By using this website, you agree with our use of **cookies** to functioning of the site. More info in our Privacy Policy and Google Privacy & Terms.

Ads by Google

Ppt on collection of primary data Ppt on speed control of dc shunt motor Ppt on communist party of india Ppt on economic and labour force in india Ppt on geothermal energy source Ppt on australia continent map Convert free pdf to ppt online Ppt on indian air force Ppt on solar system for grade 5 Ppt on sea level rise projections