How I can solve this question?
S selavi807 New member Joined Jan 16, 2020 Messages 1 Jan 16, 2020 #1 How I can solve this question? Attachments 15791786343369220423026316818208.jpg 942.5 KB · Views: 10
Dr.Peterson Elite Member Joined Nov 12, 2017 Messages 16,618 Jan 16, 2020 #2 By differentiating. Please show us your work, so we can see where you need help.