Question: Define a python function progression(1) that takes a nonempty list of integers I and returns true if the integers in I form an arithmetic

Define a python function progression(1) that takes a nonempty list of integers

Define a python function progression(1) that takes a nonempty list of integers I and returns true if the integers in I form an arithmetic progression: that is, I is of the form [a,a+d,a+2d,i,a+kd].

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