Question: Given that the geometric series 1 2x + 4x 2 8x 3 + is convergent, a. Find the range of possible values of

Given that the geometric series 1 − 2x + 4x² − 8x³ +… is convergent,
a. Find the range of possible values of x.
b. Find an expression for S_∞ in terms of x.

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