What is the vertex and axis of symmetry of y=3x^2+12x+9?

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

The table shows the age and finish time of ten runners in a half marathon. identify the outlier in this data set. drag into the table the ordered pair of the outlier and a reason why that point is an outlier.

See attachment below and find the equivalent of tan(∠qsr)