2^(x+3)*5^(x+3)=100^x+1则x的值
问题描述:
2^(x+3)*5^(x+3)=100^x+1则x的值
答
2^(x+3)*5^(x+3)=100^(x+1)
10^(x+3)=100^(x+1)
10^(x+3)=10^(10x+10)
x+3=10x+10
-7=9x
x=-7/9