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8-10.

A table is a useful tool for writing some inverse functions. When the function has only one in its equation, the function can be described with a sequence of operations, each applied to the previous result. Consider the following table for . Homework Help ✎

st

nd

rd

th

What does to :

subtracts 1

multiplies by

adds

Since the inverse must undo these operations, in the opposite order, the table for would look like the one below.

st

nd

rd

th

What  does to :

subtracts

divides by

adds

  1. Copy and complete the following table for if .

    st

    nd

    rd

    th

    What does to :

    adds

    divides by

    subtracts

    What does to :

    st: adds
    nd: multiplies by
    th: subtracts

  2. Write the equations for and .