Question

Let f(x) = 10^x. What is f(f(1))? How many zeroes does the number f(f(f(1))) have?

Answer 1

Explanation:

f(1) = 10 --> f(f(1))=f(10)= 10^10

---->f(f(f(1))) = f(f(10))=f(10^10)= 10^(10^10)

so there are plenty of zeroes :((