Practice problem
What is f′(x)f'(x)f′(x), where
f(x)=ln(ln(x))f(x) = \ln(\ln(x))f(x)=ln(ln(x))
1x2\frac{1}{x^2}x21
1xln(x)\frac{1}{x\ln(x)}xln(x)1
xln(x)\frac{x}{\ln(x)}ln(x)x
ln(x)x\frac{\ln(x)}{x}xln(x)
Type a concept, like “slope” or “photosynthesis”.