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## Trigonometry, Week 34

by: eshumaker1328

4

0

2

# Trigonometry, Week 34 MTH 123 08

eshumaker1328
GVSU

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Red- important Green-definitions pink-equations
COURSE
Trigonometry
PROF.
Dr Meyering
TYPE
Class Notes
PAGES
2
WORDS
CONCEPTS
Trigonometry
KARMA
25 ?

## Popular in Mathematics

This 2 page Class Notes was uploaded by eshumaker1328 on Friday September 23, 2016. The Class Notes belongs to MTH 123 08 at Grand Valley State University taught by Dr Meyering in Fall 2016. Since its upload, it has received 4 views. For similar materials see Trigonometry in Mathematics at Grand Valley State University.

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Date Created: 09/23/16
Tuesday, September 20, 2016 Trigonometry, Week 4 2.2: Period, Phase Shift, and Other Translations Period Change - horizontal shrink: when you multiply x by a number |B| > 1 - horizontal stretch: when you multiply x by a number |B| < 1 Combining Period and Amplitude Changes - kπ/4 Translations - Vertical Shift: |D| - Vertical Shift Up: D > 0 - Vertical Shift Down: D < 0 - Phase Shift: |C| - Phase Shift Right: C > 0 - Phase Shift Left: C < 0 Effects of A, B, C and D on the graphs of y = cos x & sin x - Amplitude = |A| • |A| > 1 Vert Stretch • |A| < 1 Vert Shrink • A < 0 reﬂection across x axis - Period = |B| • |B| > 1 Horiz Shrink • |B| < 1 Horiz Stretch - Phase Shift = |C| • C > 0 Shift right • C < 0 Shift left 1 Tuesday, September 20, 2016 - Vertical Shift = |D| • D > 0 shift up • D < 0 shift down *{[SIN CURVE HAS 4 EQUAL PIECES]}* 2.4 Worksheet Notes - tan period = pi/B - tan origin is always (0,0) - 2

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