Question
Complete these steps for the function.a. Tell whether the graph of the function opens up or down.b. Find the coordinates of the vertex.c. Write an equation of the axis of symmetry.$$y=3.5 x^{2}+2 x-8$$
Step 1
In this case, the coefficient is 3.5, which is positive. Therefore, the graph of the function opens up. Show more…
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