3. Hallar una serie de potencias centrada en c = -3 para la función f(x) = 1 2х-5 a) Σ (3x)* 2-1 bΣ-2-3) 11-1 2" (x-3)" c) (-2)"(x+3)* 11* d) Ž-2"(x+3)* 11*1 e) ninguna de las anteriores

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