Could someone help me with 2, 9, 10, 11, 12 13, and 14?

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

The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.

If you measured the width of a window in inches and then in feet with measurement would you have the greater number of units