Given the following exponential function, identify whether the change represents growth or decay, and determine the percentage rate of increase or decrease.
y
2700(0.453)

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists