I'm struggling in these questions. Please help me. Thank you so much!

0 Question 8 v 80/1 pt '0 3 8 99 (D Details Ltfl) w6(a:6)4 e a: = (w2+7)2 Use logarithmic differentiation to determine the derivative. f'(w) = Question Help: Video Submit Question 0 Question 7 v E 0/1 pt '0 3 8 99 G) Details If f(a:) = (7a: 5)3 (33:2 + 10)3, find f'(w) using logarithmic differentiation. Question Help: Video Submit Question 0 Question 6 v 80/1 pt '0 3 8 99 G) Details Let f(a:) = 236'\". Use logarithmic differentiation to determine the derivative. Question Help: El Video Submit Question Question 5 0/1 pt 5 3 99 8 Details dy Use implicit differentiation to find given the equation dx cos(xy) = y2. dy dx Question Help: D Video 1 D Video 2 Submit