B 5 4 2 July 8, 2019 16 32 64 128 B 4 5 2 3 5 b )( 2b 4 10 5 b 4 2 he 11 5 b 4 2 he 5 b 4 1 2 2 5 b 4 )= 6 B 4 2 5 2b 3 A b 4 5 b c 2 3 A 4 b 5 c 2 E 42 5 b 4 2 h5 Kepler 4 5 2 b 5 b 4 )= 20 B 5 r 4 23 r 5 b 4 )- 6b =- 24 B 4 5 p 2