Koj siv pes tsawg tus lej tseem ceeb hauv chemistry?
Koj siv pes tsawg tus lej tseem ceeb hauv chemistry?

Video: Koj siv pes tsawg tus lej tseem ceeb hauv chemistry?

Video: Koj siv pes tsawg tus lej tseem ceeb hauv chemistry?
Video: Koj lub nqe taub haus yog pes tsawg 2024, Tej zaum
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Cov cai rau kev txiav txim siab yog tus lej yog Tseem ceeb los tsis yog

Piv txwv li, 91 muaj ob cov duab tseem ceeb (9 thiab 1), thaum 123.45 muaj tsib cov duab tseem ceeb (1, 2, 3, 4, thiab 5). Zeros tshwm nyob nruab nrab ntawm ob tsis yog xoom tus lej (trapped zeros) yog qhov tseem ceeb . Piv txwv li: 101.12 muaj tsib cov duab tseem ceeb : 1, 0, 1, 1, thiab 2.

Ua raws li qhov no, pes tsawg tus lej tseem ceeb ntawm chemistry muaj?

Muaj peb txoj cai txiav txim siab muaj pes tsawg tus lej tseem ceeb yog nyob rau hauv ib tug xov tooj: Tsis yog xoom tus lej yeej ib txwm tseem ceeb . Ib qho xoom ntawm ob tseem ceeb cov lej yog tseem ceeb . Qhov kawg xoom los yog trailing zeros nyob rau hauv cov zauv feem tsuas yog tseem ceeb.

Tom qab ntawd, lo lus nug yog, 5 Txoj Cai ntawm cov lej tseem ceeb yog dab tsi? Cov Duab Tseem Ceeb

  • Cov lus piav qhia qeb:
  • RULES RAU QHOV TSEEB TSEV KAWM NTAWV.
  • Txhua tus lej tsis xoom yog qhov tseem ceeb.
  • Zeros ntawm ob tus lej uas tsis yog xoom yog qhov tseem ceeb.
  • Ua zeros tsis yog qhov tseem ceeb.
  • Taug qab zeros mus rau sab xis ntawm cov lej yog qhov tseem ceeb.
  • Trailing zeros nyob rau hauv ib tug tag nrho tus lej nrog cov zauv qhia yog qhov tseem ceeb.

Ua li no, pes tsawg tus lej tseem ceeb 0.009 muaj?

Cov lej ntawm tus lej tsis tseem ceeb thaum lawv tsis ntxiv cov ntaub ntawv hais txog qhov tseeb ntawm tus lej ntawd. Lawv suav nrog: Ua tus zeros zoo li hauv 0.009 lossis 0056 . Trailing zeros li hauv 45000 thaum tsis muaj tus lej lej.

Muaj pes tsawg tus lej tseem ceeb 10.0 muaj?

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