Subtracting functions

Subtracting functions

Lessons

Notes:
subtracting functions: (fg)(x)=f(x)g(x)(f-g)(x) = f(x)-g(x)
  • 1.
    Determine the Difference of Two Functions Algebraically
    If f(x)=5x3x+6f(x)= 5x^3-x+6
    and
    g(x)=4x8,g(x)=4x-8,
    Determine:
  • 2.
    Determine the Difference of Two Functions Graphically
    Given the graphs of functions f(x)f(x)
    and g(x)g(x)

    Subtraction of functions
    • a)
      (0,1) (0,-1)
    • b)
      (0,1) (0,1)
    • c)
      (2,1) (2,-1)
    • d)
      (3,30) (3,30)
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Subtracting functions

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