What is equivalent to (4×10^-5)+(2×10^-5)÷(3×10^7)

Suppose g(x) = f(x + 3) + 4. which statement best compares the graph of g(x) with the graph of f(x)?

Find the greatest common factor of the followig monomials 46g^2h and 34g^6h^6

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.