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question 1

Mr. Snyder makes pretzels. The cost of making x million

pretzels per week is:

                                   C(x) = 0.7x2 + 12x +  125.

The revenue from selling x million pretzels per week is:

                                   R(x) = -0.4x2 + 43x.

The units for cost and revenue are thousands of dollars.

a.        Find the equation for profit.

b.        Graph the profit equation. Find explain what the vertex, x-intercepts, p‑intercepts mean in terms of making pretzels.

c.        Suppose Mr. Snyder needs to make $50,000 in profit per week (p = 50). Graph this line on the graph above and find out where the line intersects the graph. Explain what the answer mean.


i need help creating a graph on excel.

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