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two function machinesTwo function machines, and , are shown at right. Homework Help ✎

  1. Suppose , (not ), is dropped into the machine. This is written as . What is this output?

  2. Using the same function machines, what is ? Be careful! The result is different from the last one because the order in which you use the machines has been switched! With , first you find , then you substitute that answer into the machine named .