 #1
 678
 4
Homework Statement
for d/dx(e^x) , the series should be start from 2 rather than 1 , right ? because when k = 1 , the circled part would become 0 , the series for (e^x) is 1 + x + ..........
Homework Equations
The Attempt at a Solution
Attachments

44.9 KB Views: 235