Mathematics, 30.07.2019 03:30 xaniawashington

Me. i'm confused. consider the following geometric sequence. -5, 10, -20, if the recursive formula for the sequence above is expressed in the form a^n=b*^n-1, determine the value of b. b= (choices are 2, -2, 5, -5)

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Me. i'm confused. consider the following geometric sequence. -5, 10, -20, if the recursive formula...