A speeding car is traveling at mph when a police car starts pursuit at mph. How long will it take the police car to catch up to the speeding car? Assume that the speeding car has a -mile head start and that the cars travel at constant rates.

It is given that the quadratic equation hx²-3x+k=0, where h and k are constants, has roots [tex] \beta \: and \: 2 \beta [/tex]express h in terms of k

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655

Find the length of the radius of a circle with the center at -7+2i and a point in the circle at 33+11i