Which cube root function is always decreasing as x increases?

f(x) = RootIndex 3 StartRoot x minus 8 EndRoot
f(x) = RootIndex 3 StartRoot x EndRoot minus 5
f(x) = RootIndex 3 StartRoot negative (5 minux x) EndRoot
f(x) = Negative RootIndex 3 StartRoot x EndRoot + 5

Bruce is getting materials for a chemistry experiment his teacher gives him a container that has 0.25 liter of liquid in it.bruce need to use 0.4 of this liquid for the experiment. how much liquid will bruce use?

Two rectangular prisms have the same volume. the area of the base of the blue prism is 418 4 1 8 square units. the area of the base of the red prism is one-half that of the blue prism. which statement is true?

Me with this assignment ! i only partially understand, so explain. also it's a work sample. at the championship bike race, steve and paula were fighting for first place. steve was 175 feet ahead of paula and had only 300 feet left to go. he was very tired and was going only 9 feet per second. paula was desperate to catch up and was going 15 feet per second. who won the bike race and by how far did she/he win?