The step response of a linear circuit is g(t) 15(e20kt e30kt)u(t). Find the circuits impulse

The step response of a linear circuit is g(t) ¼ 15(e20kt 

e30kt)u(t). Find the circuit’s impulse response h(t), impulse response transform H(s), step response transform G(s), and the circuit’s transfer function T(s).