Which expression is equivalent to (x^4/3*x^2/3)^1/3

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Explain how you do each step what term makes it inconsistent y=2x - 4 ?

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.