5^log30*3^log2=15

来源:学生作业帮助网 编辑:六六作业网 时间:2024/07/08 14:35:48
5^log30*3^log2=155^log30*3^log2=155^log30*3^log2=155^log30*3^log2=5^(log10+log3)*3^log2=5*5^log3*3^l

5^log30*3^log2=15
5^log30*3^log2=15

5^log30*3^log2=15
5^log30*3^log2=5^(log10+log3)*3^log2=5*5^log3*3^log2
因为3^log2=3/(3^log5)和5^log3=3^log5
所以5^log30*3^log2=15