5 m 3 ) 2 2m 5 July 8, 2019 16 32 64 128 5 m 3 )+ 2 2m 5 3 5m 2 5 2m m 1 1 5m 2m 5 )( 2m 3 )-( m 2 5m 5 2 m 5 m 2 m 5 2 m− 5 4 − 5 3 m