When the function below is graft, how many X intercepts does it have? Y=4^2+5x+2

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?

Cole says the distance between points (-5,0) and (0,-5)is 5 units. is he correct? explain why or why not.

Consider a= {x|x is alive} f={x|x is in france} m={x|x is a national monument} w{x|x is a woman}. which statements are true regarding elements of the given sets? check all that apply.