6. Random variable X has probability density function fx(x) = {cxe^-x/2 x > = 0, 0 otherwise. Sketch the PDF and find the following: a. The constant c b. The CDF Fx(x) c. P[0 < = X < = 4] d. P[-2 < = Y< =2]Mathematics, Calculus 47 0 X Choose your mode of payment Get full Expert solution in seconds $1.97 ONLY Unlock Answer EXPERT ANSWER