If f(x)=x/2-3and g(x)=4x^2+x-4, find (f+g)(x)

What is the base of 1/9 to the power of 2

Tyler enjoys the fish so much that after his birthday his family decides to take him to a famous aquarium a tank at the aquarium is similar to his tank with the scale factor of 8 how many times greater is the volume of the tank at the aquarium than the volume of tyler tank

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m