Aliza needs to run at a rate faster than 8.8 ft per second in order to exceed her fastest time in a race after running for 15 mi
nutes for Coach the Tremors that she is running at an average rate of 5.8 miles per hour he converted the average rate to feet per second as shown below
So the question tells to express the expression in your problem where N0 is N-naught and the symbol represent the lower case Greek letter lambda. So the best answer or expression would be that the lambda is the wavelength of the expression. I hope you are satisfied with my answer