Diseña un programa que evalúe el siguiente polinomio para un valor de x ingresado por teclado: 3 x^3 + \frac{5}{2} x^2 - 10 y muestre el resultado por pantalla

def f(x):
  return 3 * x**3 + 5/2 * x**2 - 10

def f(x):
  return 3 * x**3 + 5/2 * x**2 - 10

f(1)

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