8.4 Graphing and Converting Polar Coordinates

Comic of the Day

The police confiscated the following items:

Student Feedback on Instruction (SFI)

Warm Up and Questions from the Homework
a) Graph the following complex number, and convert to trigonometric form, r(cosΘ+isinΘ), as an exact value


b) Graph the following complex number, and convert to standard form, a+bi, as an exact value



Announcements

• Next quiz Thu, Apr 4 (3.1, 8.3-8.4 Complex Numbers, Polar or Trigonometric Form)
• Next unit exam Thu, Apr 18 (55 minutes, in class)
• Summary of Studying (SOS) must be completed to write unit exam
• Final Exam - Thu, Apr 25, 8:15-10:10, E102 (regular classroom)

Today - 8.4 Polar Coordinates
The following excerpt from the EL-531 calculator manual may or may not be useful

Notes
Polar Boat Game
http://www.geogebratube.org/student/m21364

Intermission - Imagine
http://www.youtube.com/watch?v=DCX3ZNDZAwY


Homework
8.3 #1-11 add #13-31, 33-43
8.4 #1-37


Tomorrow - Review 3.1, 8.3, 8.4, Quiz
Practice quiz or homework review, then real quiz

For more information

https://www.khanacademy.org/math/trigonometry/parametric_equations/polar_coor/v/polar-coordinates-1
https://www.khanacademy.org/math/trigonometry/parametric_equations/polar_coor/v/polar-coordinates-2
https://www.khanacademy.org/math/trigonometry/parametric_equations/polar_coor/v/polar-coordinates-3
http://patrickjmt.com/polar-coordinates-the-basics/
http://patrickjmt.com/polar-coordinates-basic-graphing/