Hello please help i’ll give brainliest

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

Tom drove 206 miles in 3.9 hours. estimate his average speed.

Is the response to the survey question "did you smoke in the last week question mark "response to the survey question "did you smoke in the last week? " a discrete random variable, a continuous random variable, or not a random variable?