Log 2 40 log 2 5 July 8, 2019 16 32 64 128 Log2 40 log2 5 2 log 40 2 log 5 2 log 4 Log2 10 2log2 5 log2 40 Log2 40 3 log2 5 Log2 40 lg2 log2 5 log 80 2 Log2 4x )+ log2 5 )= log2 40