Rаndоm vаriаble, X, has the MGF : MX(t) = 0.21 + 0.30et + 0.20e3t + 0.29e6t This questiоn is part оf a quiz or exam given at Arizona State University, copywritten by Dr. L. Chattin. It may not be reproduced, posted or distributed without permission of Arizona State University and L. Chattin In the space below and using proper notation, show the pmf of the random variable corresponding to this MGF. Use proper notation. Partial credit possible.