Question 15 8 points How Did I Do? The equation implicitly defines u as a function of x. Find du dx || du dx 33 ab sin (a) 8. sin (4 u) == Show your work and explain, in your own words, how you arrived at your answer. Equation Editor 1= = AAT B I U S Styles Font Size Words: 0 Question 8 3 points How Did I Do? y 10 Find the derivative of f (y) = 4 tan (y) y y Enclose arguments of functions, numerators, and denominators in parentheses. For example, sin (2x) or (a - b)/ (1 + n). f' (y) = ab sin (a) B K