What is the axis of symmetry and vertex for the graph # y=2x^2 -6x+1#?

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What is the axis of symmetry and vertex for the graph # y=2x^2 -6x+1#?

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Answer 1 · 2016-04-11T03:53:57

#Vertex (3/2 , - 7/2)#

Explanation:

x-coordinate of vertex, and axis of symmetry:
#x = -b/(2a) = 6/4 = 3/2#
y-coordinate of vertex:
#y(3/2) = 2(9/4) - 6(3/2) + 1 = 18/4 - 18/2 + 1 =#
#=- 14/4 = - 7/2#
#Vertex (3/2, -7/2)#

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What is the axis of symmetry and vertex for the graph # y=2x^2 -6x+1#?

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