My PIN is: 26743 In the discussion area, solve your custom application problem using the concepts you have learned. Apply your CIN in the bracketed spaces (the first digit is [a], the second digit is [b], and so forth.) Use Math Editor to enter formulas and mathematical expressions. Problem The centrifugal force exerted on rotating turbine blades varies directly as the square of velocity. If the centrifugal force of is acting on the blades that move at , find the instantaneous rate of change of the centrifugal force as the velocity increases to Example: if , then . Round the answer to the nearest whole number