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Let f(x)=3x+2 and g(x)=ax+b, for some constants a and b. If ab=20 and f(g(x))=g(f(x)) for x=0,1,2...9, find the sum of all possible values of a.

 May 9, 2021
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The sum of all possible values of a is 12.

 May 9, 2021

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