What is radiation?Group of answer choicesTransfer of heat through objects touching the sourceTransfer of heat through direct physical contactTransfer of heat through electromagnetic wavesTransfer of heat through the movement of particles

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a

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.