135k views
3 votes
10 POINTS!!! FULL ANSWER WITH FULL STEP BY STEP SOLUTION PLEASE

10 POINTS!!! FULL ANSWER WITH FULL STEP BY STEP SOLUTION PLEASE-example-1
User KWilson
by
8.3k points

1 Answer

2 votes
Define z = ln(x). Then
y = z^z
y' = z^z * (z')*(1 +ln(z))
Since
z' = 1/x
You have
y' = ln(x)^ln(x) * (1/x) * (1 +ln(ln(x))

Evaluated at x=e, this becomes
y'(e) = 1^1 * (1/e) * (1 +ln(1))
y'(e) = 1/e
User Benjamin Gale
by
8.2k points