MATH

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f(x)=3x+2 g(x)=-2x+1
a) Write an equation for ( f+ g)(x)
b) Determine (f+g)(6)
c) Determine (fg)(6)
d) Determine the domain of (f/g)(x)

  • MATH -

    (f+g)(x) = f(x) + g(x)
    (fg)(x) = f(x) g(x)
    (f/g)(x) = f(x) / g(x)
    so:
    a) (f+g)(x) = x+3
    etc.

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