Find the direction the parabola opens, the coordinates of the vertex, the equation of the axis of symmetry and draw the graph.x = -y2 - 2y - 6
A. 
opens left; vertex (7, 1);
axis of symmetry y = 1
B. 
opens right; vertex (- 7, 1);
axis of symmetry y = 1
C. 
opens left; vertex (- 5, -1);
axis of symmetry y = -1
D. 
opens left; vertex (7, -1);
axis of symmetry y = -1
Answer: C
Mathematics
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