MathematicsEasy179×since 2002Q4187Let f be a differentiable function such that f(1) = 2 and f '(x) = f(x) for all x ∈\in∈ R R. If h(x) = f(f(x)), then h'(1) is equal to :A4eB2e²C4e²D2eCheck answerSkip