Write the equation of a line that goes through the points (2, -2) and (1, -8) show work i will appreciate it

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Uestion 1(multiple choice worth 5 points) (05.02)alex wants to paint one side of his skateboard ramp with glow-in-the-dark paint, but he needs to know how much area he is painting. calculate the area of the isosceles trapezoid. isosceles trapezoid with top base 12 feet, bottom base of 18 feet, and height of 6 feet. 72 ft2 84 ft2 90 ft2 108 ft2

Solve the inequaliy: (x^2+2)(x−2)^2(6−2x)> 0