(5 points) Let f(x) = 2. In(cos(x)) Find f'(x) f'(x) = Upload a scan showing your work for this problem. Choose File No file chosen Question 7 (5 points) Let f(t) = -3- e - cos(t) Find f'(t) f'(t) Upload a scan showing your work for this problem. Choose File No file chosen Question 8 (5 points) Use the limit definition for the derivative to show d dx (6x - 4x) 12x 4 5 pts 1 De 5 pts 1 Details Note: If you just use the power rule, you will receive no points. I am asking for you to work out the limit. Upload a scan of your work here: Choose File No file chosen