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Vayamos por partes
(x-1)^4 = x^4 - 4x^3 + 6X^2 - 4x +1
Suma de estos coeficientes = 1 - 4 + 6 - 4 + 1 = 8 - 8 = 0
(X+2)^3 = x^3 + 6x^2 + 12x + 8
Suma de estos coeficientes = 1 + 6 + 12 + 8 = 27
Suma total coeficientes = 0 + 27 + 2 - 3 = 26
RESPUESTA C) 26
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Michael Spymore