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The volume of a cube-shaped shipping container is 13,824 cubic inches. find the edge length of the shipping container.

I'm confused on this could anyone me and show me what i need to do to solve it.

The average daily maximum temperature for laura’s hometown can be modeled by the function f(x)=4.5sin(πx/6)+11.8 , where f(x) is the temperature in °c and x is the month. x = 0 corresponds to january. what is the average daily maximum temperature in may? round to the nearest tenth of a degree if needed. use 3.14 for π .