Find the vertex and the axis of symmetry of the parabola given by the equation. y = −x2 + 8x − 18 vertex     (x, y) =          axis of symmetry            Sketch its graph.

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
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Chapter7: Conic Sections And Quadratic Systems
Section7.1: The Circle And The Parabola
Problem 7SC: Find the vertex and yintercepts of the parabola with an equation of y2x+2y=3. Then graph it.
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Find the vertex and the axis of symmetry of the parabola given by the equation.

y = −x2 + 8x − 18
vertex    
(x, y) = 
 
 
 
 
axis of symmetry    
 
 
  


Sketch its graph.

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