Question
2 Find the vertex of the following parabola.
a) f(r) = 22 – 2r + 5
b) f(r) = 322 + 12r – 9
c) f(r) = 2x2 – 3r +1
%3D
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2 Find the vertex of the following parabola. a) f(r) = 22 – 2r + 5 b) f(r) = 322 + 12r – 9 c) f(r) = 2x2 – 3r +1 %3D

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