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IB DP Maths: AA HL復(fù)習(xí)筆記2.6.2 Reflections of Graphs

Category: IB課程, 教材筆記, 福利干貨 Date: 2022年7月12日 上午10:52

What are reflections of graphs?

  • When you alter a function in certain ways, the effects on the graph of the function can be described by?geometrical transformations
  • For a?reflection:
    • the graph is?flipped?about one of the coordinate axes
      • Its orientation?changes
    • the size of the graph remains?unchanged
  • A particular reflection is specified by an?axis of symmetry:

2.9.3-Reflections-What-Is

What effects do horizontal reflections have on the graphs and functions?

2.9.3-Reflections-statement_horiz_Illustration

 

What effects do vertical reflections have on the graphs and functions?

  • Vertical?asymptotes?stay the same

2.9.3-Reflections-statement_vert_Illustration

Worked Example

we-image

 

2-5-2-ib-aa-sl-reflect-graph-a-we-solution

2-5-2-ib-aa-sl-reflect-graph-b-we-solution

 

 

 

 

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