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gautham_reddy asked Jan 1
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If |x| < 1. Find the sum to infinity of the series $3 + 8x + 13x^2 + 18x^3 + - \infty$$(3+2x)/(1-x^2)$$(3-2x)/(1+x^2)$$(2x-3)/(1-x^2)$$(3+2x)/(1+x^2)$