TanTheActorMan TanTheActorMan

07-04-2017
Mathematics

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Identify the vertex and axis symmetry of the graph

y=-2(x+1)^2+5

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AstroMoon AstroMoon

07-04-2017

y=2(x+1)^2-5.
axis of symmetry is x+1=0...or....x=-1...then y=-5 .hence vertex is (-1,-5)
y =-5 for x=-1 is the minimum value .hence direction of opening is upwards for the curve.

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