Tính: P=1x2x3x...x9-1x2x3x...x8-1x2x3x...x8x8. câu hỏi 6266824 - hoidap247.com

Question

Tính: P=1x2x3x...x9-1x2x3x...x8-1x2x3x...x8x8.

buiducthang25022009 · Answer

`P=1xx2xx3xx...xx9-1xx2xx3xx...xx8-1xx2xx3xx...xx8xx8`
`P=1xx2xx3xx...xx8xx(9-1-8)`
`P=1xx2xx3xx...xx8xx0`
`P=0`
`Vậy` `P=0. `

tuquyendinh · Answer

` P=1xx2xx3xx...xx9-1xx2xx3xx...xx8-1xx2xx3xx...xx8xx8`
`P=1xx2xx3xx..xx8(9-1-8)`
`P=1xx2xx3xx...xx8xx0`
`P=0`

Tính: P=1x2x3x...x9-1x2x3x...x8-1x2x3x...x8x8.