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Homework QuestionsHomework Questions
Section 4.4Section 4.4
(again)(again)
More TranslationsMore Translations
TranslationsTranslations
 Horizontal shift = phase shiftHorizontal shift = phase shift
 y = a sin (bx +c) + dy = a sin (...
State the phase shift and graphState the phase shift and graph

)sin( π+Θ=y
State the phase shift and graphState the phase shift and graph
 )
2
2cos(
π
−Θ=y
State all translations and graphState all translations and graph

6)
2
cos(4 −+= π
x
y
State all translations and graphState all translations and graph
 2)
2
3sin(2 +−Θ=
π
y
HomeworkHomework
 P. 395 (61-68)P. 395 (61-68)
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Graphing day 2 worked

Day 2

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Graphing day 2 worked

  1. 1. Homework QuestionsHomework Questions
  2. 2. Section 4.4Section 4.4 (again)(again) More TranslationsMore Translations
  3. 3. TranslationsTranslations  Horizontal shift = phase shiftHorizontal shift = phase shift  y = a sin (bx +c) + dy = a sin (bx +c) + d  y = a cos (bx +c) + dy = a cos (bx +c) + d – If c>0 shift LeftIf c>0 shift Left – If c<0 shift RightIf c<0 shift Right b c−
  4. 4. State the phase shift and graphState the phase shift and graph  )sin( π+Θ=y
  5. 5. State the phase shift and graphState the phase shift and graph  ) 2 2cos( π −Θ=y
  6. 6. State all translations and graphState all translations and graph  6) 2 cos(4 −+= π x y
  7. 7. State all translations and graphState all translations and graph  2) 2 3sin(2 +−Θ= π y
  8. 8. HomeworkHomework  P. 395 (61-68)P. 395 (61-68)

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