Question: In the class example, we modelled monthly sales using the following equation: Predicted Sales(t) = 200 + 5t - 0.1t2 where t = time index

In the class example, we modelled monthly sales using the following equation: Predicted Sales(t) = 200 + 5t - 0.1t2 where t = time index (e.g. 1 for Jan 2024, 2 for Feb 2024, etc) and t2 the square of the time index Which of the following best describe the trend in sales over time? Question 7Answer a. Sales remain constant over the time b. Sales decrease steadily each month c. Sale increase at first, reach a peak, and then starting to decline d. Sales increase steadily each month

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