Homework: Section 11.4 Homework Save Score: 0 of 1 pt 12 of 15 (2 complete) HW Score: 0%, 0 ... X) 11.4.43 Question Help Approximate the derivative of the given function at the given point using small values of h. f(x) =7x 1/X. a=4 f'(a)~ (Do not round until the final answer. Then round to four decimal places as needed.) Enter your answer in the answer box and then click Check Answer. ? All parts showing Clear All Check