log2 5乘log5 4等于多少

问题描述:

log2 5乘log5 4等于多少

log2(5)*log5(4)
=log2(5)*2log5(2)
=2.4217825476303
约等于2

log2(5)*log5(4)
=log2(5)*2log5(2)
=2