Subtract-X2 + 9x -- 6 from 4x + 8 plz explain​

Describe the symmetry of the figure. identify lines of symmetry, if any. find the angle and the order of any rotational symmetry.

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

At the beginning of the day, stock xyz opened at $6.12. at the end of the day, it closed at $6.88. what is the rate of change of stock xyz? a. 1.17% b. 11.0% c. 12.4% d. 81.5%