anonymous
  • anonymous
Find the equation of the axis of symmetry and the coordinates of the vertex of the graph of the function y = –2x2 +6x – 1
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
@JoannaBlackwelder
anonymous
  • anonymous
is that,\[y=-2x^2+6x-1\]?
triciaal
  • triciaal
the axis of symmetry is the line that has the x- coordinate of the vertex

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triciaal
  • triciaal
the vertex is (h, k) where h = -b/(2a) from the standard form
triciaal
  • triciaal
vertex form of the equation a(x-h)^2 + k = 0
triciaal
  • triciaal
how would you complete the square for the given function?
anonymous
  • anonymous
Yes @RSTONE2017
anonymous
  • anonymous
I don't know how to solve it @triciaal
triciaal
  • triciaal
1 Attachment
triciaal
  • triciaal
the red line is the axis of symmetry. the "mirror" of the parabola
triciaal
  • triciaal
from the given equation in standard form identify a, b and c
triciaal
  • triciaal
what is -b/(2 a ) ?
triciaal
  • triciaal
are you here?
anonymous
  • anonymous
yeah but don't know what to do or how to solve :( @triciaal
triciaal
  • triciaal
what is the standard form of a quadratic equation?

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