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Please help me. I am in dire need of assistance. I don't know how to change fractions such as 1/7 in a quadratic function. The problem is like this:
The directions are as follows:
Complete these steps for a function.
a)Tell whether the graph of a function opens up or down.
b)Find the coordinates of the vertex.
c)Write an equation of the axis of symmetry.
For my equation of the axis of symmetry, I got:
Please explain the next step.
Do I round the decimal?
Do I leave 1/7 as a fraction?