为了简便计算
设9x=10y=90k
x=10k y=9k
(1-y/x)^3001 *[x/(y-x)]^3002
=(1-9k/10k)^3001*[10k/(9k-10k)]^3002
=(1/10)^3001*(-10)^3002
=10^(-3001+3002)
=10
为了简便计算
设9x=10y=90k
x=10k y=9k
(1-y/x)^3001 *[x/(y-x)]^3002
=(1-9k/10k)^3001*[10k/(9k-10k)]^3002
=(1/10)^3001*(-10)^3002
=10^(-3001+3002)
=10