This task is about translating a given Spanish language sentence to English.
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Question: Tan esto es otra vez, lejos de la media y cuadrados en un efecto enorme, tan cuadrado amplifica errores mas grandes.

Answer: So this is again, a long way from the mean, and you square it at a huge effect, so square amplifies larger mistakes.

Question: La derivada, de los marginales costo, es decir, la segunda derivada, es, no negativo. Y, ademas, no es el caso de que ambos, son iguales a cero.

Answer: These conditions, or properties, on the benefit and cost functions, of the maximization problem, are so important and so useful, that we're going to pick a name for them, so we don't have to write this mouthful every time we encounter them.

Question: Cuando tu no estas alli, tu eres supremamente feliz.

Answer:
When you are not there, you are supremely happy.