Trina and Jessie went on vacation to Hawaii. Trina went scuba diving and reached an elevation of -85.6 meters. Jessie went hand gliding and reached an altitude of 87.9 meters. Write and solve an equation to find the distance between Trina and Jessie.

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%

Solve 2x2 + 8 = 0 by graphing the related function. there are two solutions: . there are no real number solutions. there are two solutions: 2 and -2

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.