If f(x+y)=f(x)f(y)f(x+y) = f(x)f(y)f(x+y)=f(x)f(y) and f′(0)=2f'(0) = 2f′(0)=2, what is f′(x)f'(x)f′(x)?
f(x)f(x)f(x)
2f(x)2f(x)2f(x)
f′(0)f(x)f'(0)f(x)f′(0)f(x)
Both b and c are correct