Section Project 47a ) Since d ' ( p ) = [ 100 In ( 150 – p ) ] [ 150 – p ] 100 150 - p dp -100 100 150 - p • ( -1 ) = then 1.3 a ) Since d ' ( p ) = [ 300p = 0.3 ] = 300 ( -0.3 ) p - 90p - 1.3 , then E ( p ) = =150 - p 100 -p -p.d ' ( p ) ...