Find the domain of f(x)=3/2x^2-4x

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.

On ryan's last social studies test there were two types of questions true/false worth 3 points each and multiple choice questions worth 4 points each

The triangles are similar. what is the value of x? enter your answer in the box.