超難數學題 高手請進 超急 100點

93,660=8,000/(1+i)+8,000/(1+i)^2+8,000/(1+i)^3+8,000/(1+i)^4+10

0,000/(1+i)^4

93,660=8,000x(1+i)^3/(1+i)^4+8,000x(1+i)^2/(1+i)^4+8,000x(1+i)/(1

+i)^4+8,000/(1+i)^4+100,000/(1+i)^4

93,660=8,000x(1+i)^3+8,000x(1+i)^2+8,000x(1+i)+8,000+100,000/

(1+i)^4

93,660=8,000x(1+i)+8,000x(1+i)+8,000+8,000+100,000

93,660=2[8,000x(1+i)]+8,000+8,000+100,000

46830=8,000x(1+i)+8,000+8,000+100,000

-69170=8,000x(1+i)

-8.64625=(1+i)

-8.64625=1-i

i=1+8.64625

i=9.64625

i=10(準確至整數)

自己的事，自己做 ~~~~~
所以自己

93,660=8,000/(1+i)+8,000/(1+i)^2+8,000/(1+i)^3+8,000/(1+i)^4+100,000/(1+i)^4
93,660=8,000x(1+i)^3/(1+i)^4+8,000x(1+i)^2/(1+i)^4+8,000x(1+i)/(1+i)^4+8,000/(1+i)^4+100,000/(1+i)^4
93,660=8,000x(1+i)^3+8,000x(1+i)^2+8,000x(1+i)+8,000+100,000/(1+i)^4
93,660=8,000x(1+i)+8,000x(1+i)+8,000+8,000+100,000

2009-07-26 17:11:24 補充：
93,660=2[8,000x(1+i)]+8,000+8,000+100,000

46830=8,000x(1+i)+8,000+8,000+100,000

-69170=8,000x(1+i)

-8.64625=(1+i)

-8.64625=1-i

i=1+8.64625

i=9.64625

i=10(準確至整數)

答案怎樣計算,我要詳細列式,thx

i = 10.0000887%

點睇都係20點la 昆水