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OpenStudy (anonymous):
What is the axis of symmetry for f(x) = −5x2 − 20x − 10? Can anyone help me?
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myininaya (myininaya):
Do you know how to find the vertex of a parabola? |dw:1401995282925:dw|
myininaya (myininaya):
|dw:1401995393173:dw| If we can figure out the x-coordinate of that vertex then we can figure out the equation of that line drawn here through the parabola at that particular point.
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