Find the equation of the axis of symmetry and the coordinates of the vertex of the graph of the function y = –2x^2 +6x – 1.

A) x = 3; vertex: (3, 35)
B) x = –1.5; vertex: (–1.5, – 14.5)
C) x = –1.5; vertex: (–1.5, –5.5)
D) x = 1.5; vertex: (1.5, 3.5)

Question

Find the equation of the axis of symmetry and the coordinates of the vertex of the graph of the function y = –2x^2 +6x – 1.

A) x = 3;  vertex: (3, 35)
B) x = –1.5;  vertex: (–1.5, – 14.5)
C) x = –1.5;  vertex: (–1.5, –5.5)
D) x = 1.5;  vertex: (1.5, 3.5)

anonymous · Answer

@Jhannybean Your up

ganeshie8 · Answer

completing the square again ? 
just for variety, maybe look at the graph, does it look symmetric about any line ?
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