What is the general solution to y′=4yy' = 4yy′=4y?
y=Ce4xy = C e^{4x}y=Ce4x
y=e4x+Cy = e^{4x} + Cy=e4x+C
y=4x+Cy = 4x + Cy=4x+C
y=x4y = x^4y=x4