savannahhighnot8562 savannahhighnot8562 07-06-2023 Mathematics contestada The bivariate beta type I pdf is given by fX1,X2(x1,x2)=x11−ax21−b(1−x1−x2)1−c120,x1>0,x2>0,x1+x2<1 (a) Find the marginal pdf of X1. (b) Evaluate the marginal pdf of X1 in 4 (a) when a=1,b=2 and c=3.