The following table gives the number f(x, y)of grape vines, in thousands, of age x in year y. In one year a fungal disease killed most of the older grapevines, and in the following year a long freeze killed most of the young vines.Which are these years?

Question

The following table gives the number f(x, y)of grape vines, in thousands, of age x in year y.  In one year a fungal disease killed most of the older grapevines, and in the following year a long freeze killed most of the young vines.Which are these years?

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The Answer of The following table gives the number f(x, y)of grape vines, in thousands, of age x in year y.  In one year a fungal disease killed most of the older grapevines, and in the following year a long freeze killed most of the young vines.Which are these years?

The Following Table Gives the Number F(x, Y)of Grape Vines