Question

if f(x)=a^x/x^a then f'(a) =​

Answer 1

Answer:

f(x) = xx The interval in which f(x) is increasing is one in which f'(x)>0 .Now, f'(x) = xx ln(x) + xx = xx(ln x + 1) For f'(x)>0 , ln x + 1>0