Sangeetha Pulapaka
0

STEP 1: Recall what is a parabola

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STEP 2: Find the vertex of x^{2} - 4x + 2

a= 1, b = -4, c = 2

x = \frac{-b}{2a} = \frac{4}{2}  = 2

Substituting this value of x in y = x^{2} - 4x + 2 we get

y = (2)^{2} - 8 + 2

y = -2

So the vertex is (2,-2)








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