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j osxal, osx+y=1 Q) f(x,y) = 24xy (1) Find PC Y >a) find joint density (111) Marginal density and v=x If u=xty fulu). @ f@) =
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sobre o f(9.4) = 24 xy, 05251, os x+y=1 O PLY>2x) = ? x+yal x + 2X2) 7 Tantys ntyal 2.20 xal x= 1/3 ,4 = 2 NM 1929 - I Saw meplig for use f fw.v) du = 5:4Vexvdu Rv - 5*24 (uv-vej dr = 29[ure wissen :724[ - ) flug 24 (3u-2) osus/ 0 , 7w flus - J4u3,a3 fin X fim,y)= 2xosy?x coo 0 f1%) =? = family fixs = J tim,y) dy = ļ z oddy z 2 / 2 e 2* (yja 1. fix) = 12 e 24 osako 10, N00 1 Lo P- Ely) - Ex ($X$(934) = Ex( ) = { Ex(x) = [ (Ekset) cov (x, y)= E(XY) - EIX). ETY)= $- 4x4 2 5 - 52 € | Cov (2, 9)

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