2log5^25–3log2^64等于?

网友回答

2log5(25)-3log2(64)
=2log5(5^2)-3log2(2^6)
=2*2log5(5)-3*6log2(2)
=4*1-18*1
=-14有什么不懂请追问,我会为您详细解答,
======以下答案可供参考======
供参考答案1:
2log5(25)-3log2(64)
=2*2-3*6
=4-18= -14 .