Consider the following geometric sequence: -5, 10, -20, if the explicit formula for the sequence above is expressed in the form a^n= b (c)^n-1, determine the values of b and c.

Binh says the point of intersections is (0,-3) which statements identify the errors binh made , check all that apply

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.

Triangle dog was rotated to create triangle d'o'g'. describe the transformation using details and degrees.