Given the function f(x)=3(2)^x-4, identify the y intercept

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1

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.

Use long division to indentify (12xto the second power+15x-8)divided by 3x