七年级代数题,来看看已知3.74^(x=1000,0.374^(y=1000求1/x-1/y

Question

七年级代数题,来看看
已知3.74^(x=1000 ,0.374^(y=1000
求1/x-1/y

Answer 1

1000的(1/x-1/y）次方 = 3.74/0.374 = 10 =1000^(1/3)
1/x-1/y=1/3