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pre- algebra

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Write a rule for the linear function in the table.
x f(x)
1 3
2 2
3 1
4 0



A. f(x) = 4x


B. f(x) = x – 4


C. f(x) = x + 4


D. f(x) = 4 – x

  • pre- algebra -

    i put b i got it rong and it cant be c so its either a or d i think a

  • pre- algebra -

    D.

    f( x ) = 4 - x



    for x = 1

    f ( x ) = 4 - 1 = 3


    for x = 2

    f ( x ) = 4 - 2 = 2


    for x = 3

    f ( x ) = 4 - 3 = 1


    for x = 4

    f ( x ) = 4 - 4 = 0

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