4m 3 2m 7 July 8, 2019 16 32 64 128 3 2m 1 )+ 4m 7 3 4m 1 )+ 4 7 2m 4m 9 3 7 2m 4m 7 3 2m )= 15 Solve 4m 9 3 7 2m 3 2m 1 ≤ 4m 7 2m 2 4m 3 )( 5m 7 4m 3 4 m 3m 4m = 3 3/7