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Objective 3: Find the Vertex of a Parabola by Using the Vertex Formula For Exercises 25-32, find the vertex of the parabola b

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I need help with number 27, I know the vertex formula but I'm not sure how to apply it in order to find the answer. Please give details. Thank you.

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22 20 kca)= { a+60+1 lar18a) + (a?=2(9) (a) +81-81)+1 - Žl az-269)(a)+9)+27+1 Kla) = (2-9)2+28 [verter = 19,28) No vertex for

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