Solve r = f^2 - f1

Question

Function

Find the vertex

Find the axis of symmetry

Rewrite in vertex form

(\frac{1}{2}, - \frac{1}{4})

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Solve for f

Solve for r

f = \frac{1 + 1 + 4 r}{2} f = \frac{1 - 1 + 4 r}{2}

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