How can you tell that a fraction is a unit fraction

Choose a second initial value that is 0.01 greater than the initial value from question 9. iterate it using the function, f, ten times. if necessary, you can round your results to the nearest ten-thousandth.

Find the distance between (7,-6) and (-3,-9)

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.