PLEASE HELP ASAP MUCH APPRECIATED.

What is the average rate of change for this function for the interval from x=2 to x=4 ?

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0