Derivative of itself = itself
Calculus
Level
2
How many function(s) \(f(x) \) satisfies the condition
\[ f(x) = f ' (x) \]
where \(f ' (x)\) means the derivative of \( f(x) \) respect to \(x\)?
If you think the answer is infinitely many, submit your answer as -1.
by
Christian Daang