Question

B=(1+1/15)*(1+1/24)*(1+1/35)*...*(1+1/9999)

Answer 1

B = 16/15 . 25/24 . ....... . 10000/9999

   = 4.4/3.5 . 5.5/4.6 . ...... . 100.100/99.101

   = 4.5. ..... .100/3.4. .... .99  .  4.5. ..... .100/5.6. ..... .101

   = 100/3 . 4/101

   = 400/303

Tk mk nha

Answer 2

1+1/35 đâu bn