Let f (x) = 3x + 2x - 1 and g (x) = x -3x + 1

The triangles are similar. what is the value of x? enter your answer in the box.

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi, r^3 , where r is the sphere’s radius.

What are the solutions of the equation x4 + 6x2 + 5 = 0? use u substitution to solve.