The weekly demand function for high definition televisions is given by p = d(x) = 250 - 4x2 where x is the number of hundreds of televisions and p is in dollars. Find the average rate of change of the unit price as the quantity demanded goes from 200 televisions to 400 televisions. x dollars per one hundred televisions 4. [0/1 Points] DETAILS PREVIOUS ANSWERS MY NOTES PRACTICE ANOTHER Math 110 Course Resources - Derivatives Course Packet on computing derivatives using the limit definition Let f(x) = 4x2 - 10x. (a) Simplify ( 10 + h) - f(10) C Algebraically simplify your answer until you have cancelled out the factor of h in the denominator. X (b) Evaluate lim f(10 + h) - f(10) h - If an answer does not exist, enter DNE. (c) Determine the equation of the line tangent to y = f(x) at x = 10. 73F Sunny ~9 6 654x 10:25 AM 6/6/2022