10^4×10^0÷10^-2等于?(1/2)^0÷(-1/7)^-1.等于?
问题描述:
10^4×10^0÷10^-2等于?(1/2)^0÷(-1/7)^-1.等于?
答
10^4×10^0÷10^-2
=10^4÷10^(-2)
=10^6
(1/2)^0÷(-1/7)^-1
=1÷(-7)
=-1/7