SOLUTION: Graph y=x^2-1 (label the vertex and the axis of symmetry) and tell whether the parabola opens upward or downward.

Question 467442: Graph y=x^2-1 (label the vertex and the axis of symmetry) and tell whether the parabola opens upward or downward.
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Graph y=x^2-1 (label the vertex and the axis of symmetry) and tell whether the parabola opens upward or downward.
...
y=x^2-1
This is a parabola that opens upwards with vertex at (0,-1).
Axis of symmetry: y-axis or x=0
See graph below as a visual check on answers
..

RELATED QUESTIONS
Graph y=-3x^2 (label the vertex and the axis of symmetry) and tell whether the parabola... (answered by Alan3354)

For the given function, (a) determine whether the graph opens upward or downward, (b)... (answered by Fombitz)

For the given function, (a) determine whether the graph opens upward or downward, (b)... (answered by lwsshak3)

determine the vertex of the given parabola and state whether it opens upward or downward. (answered by rfer)

give the vertex of the parabola x=y^2-6y+1 and indicate whether it opens upward,... (answered by robertb)

For the given function, (a) determine whether the graph opens upward or downward, (b)... (answered by stanbon)

For the given function, (a) determine whether the graph opens upward or downward, (b)... (answered by lwsshak3)

For the given function, (a) determine whether the graph opens upward or downward, (b)... (answered by Fombitz)

Determine whether the graph of each parabola opens upward or downward.... (answered by checkley71)