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Options for first box are : square root, linear, and quadratic Options for second box are:should and should not

Options for first box are : square root, linear, and quadratic Options for second-example-1
User Dhagz
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1 Answer

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11 votes
The given data follows a graph that is a approximately a U, this form is call a parabola and it models a quadratic function.

As the graph is a parabola it has a vertex, a point where the graph is divided into a decreasing part and an increasing part, the vertex in the given data is at year 3 before that year the function decrease and after that year the function increase. Then, after year number 3 the number of pieces sold will increase each year.

Based of the graph the store owner should continue stocking this particular brand of jeans
User Karl Seguin
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