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Algebra graphs and functions 4 4 4-5

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FormationTechnologie
1  sur  14
Writing a Function Rule and Direct Variation Chapter 4 Lesson 4-4 and Lesson 4-5
Function Rules ,[object Object]
Writing a Rule form a Table ,[object Object],8 4 7 3 6 2 5 1 f (x) x
Write rules for the following tables ,[object Object],2 4 1 3 0 2 -1 1 f(x) x 4 8 3 6 2 4 1 2 x y
Application ,[object Object],[object Object],[object Object]
Direct Variation ,[object Object]
Direct Variation ,[object Object],[object Object],[object Object]
Is an equation a Direct Variation? ,[object Object],[object Object],[object Object],[object Object]
Writing an Equation Given a Point ,[object Object],[object Object],[object Object],[object Object],[object Object]
Application Real-World Situation ,[object Object]
Proportions and Equations of Direct Variations ,[object Object]
Direct Variation and Tables ,[object Object],15 10 12 8 6 4 y/x y x
Sum it up ,[object Object],-1 2 -2 1 -3 0 -4 -1 f(x) x
Sum it up ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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Algebra graphs and functions 4 4 4-5

  • 1. Writing a Function Rule and Direct Variation Chapter 4 Lesson 4-4 and Lesson 4-5
  • 2.
  • 3.
  • 4.
  • 5.
  • 6.
  • 7.
  • 8.
  • 9.
  • 10.
  • 11.
  • 12.
  • 13.
  • 14.

Notes de l'éditeur

  1. Ask yourself “ What can I do to 1 to get 5, to 2 to get 6….?”
  2. C(x)= 1.19x C(x) = 1.19(12) = $14.28
  3. Think about the relationship of y and x . Remember the rule for what is a function.
  4. This is on you final
  5. Think of direction formula. Y=kx