2.- Use the chain rule to determine: aw Ow A) y w=etv, t=rts, v=rs ar as aw - Ow Ox + Ow 24 = (notus ) + ( te ) (s ) or ~ ax ar Jy art = ( rs ( etts) ) + (s (r+s ) (exits ) ( rs ) = (r se ( rest rs ) ) + ( ( s+ + s? ) ( cwv + s) (rs) as ax as ayas ( vetv ) ( 1) + ( tetv) (s) = (r sclusters)) ( ( vitrs ) e ( rts)( rs ) )