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Mathematics 20 Online
OpenStudy (anonymous):

Let f(x) = 3x – 42 and g(x) = 5x. Part 1 What is (f ◦ g)(x) ? Part 2 Use complete sentences to describe the method you used to solve this problem.

myininaya (myininaya):

\[f(g(x))=f(5x)=3(5x)-24\]

myininaya (myininaya):

I just plugged 5x wherever there was a x in f( )

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