Combine like terms. 3m - 6 + m to the 2nd power - 5m + 1

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective

(10. in the figure, a aabc is drawn tocircumscribe a circle of radius 3 cm ,such thatthe segments bd and dc are respectively oflength 6 cm and 9 cm. find the length ofsides ab and ac.