Video: Koj tuaj yeem kwv yees tus nqi ntawm lub hauv paus square?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Rau kwv yees tus nqi ntawm square cag ntawm tus lej, nrhiav qhov zoo meej squares saum toj no thiab hauv qab tus lej. Piv txwv li, rau kwv yees sqrt(6), nco ntsoov tias 6 yog nyob nruab nrab ntawm lub zoo meej squares 4 thiab 9. Sqrt(4) = 2, thiab sqrt(9) = 3.
Ib yam li ntawd, nws tau nug, koj ua li cas kwv yees lub hauv paus square ntawm tus lej?
- Piv txwv.
- Nrhiav cov hauv paus square ntawm cov lej uas tsis zoo tag nrho squares tsis muaj lub tshuab xam zauv.
- Piv txwv li: xam lub hauv paus square ntawm 10 () mus rau 2 decimalplaces.
- Nrhiav ob tus lej square zoo meej nws nyob nruab nrab ntawm.
- Faib 10 los ntawm 3.
- Qhov nruab nrab 3.33 thiab 3. (
- Rov ua kauj ruam 2: 10/3.1667 = 3.1579.
Tom qab ntawd, lo lus nug yog, dab tsi yog approximating square cag? Qhov thib ob txoj kev ntawm kwv yees a squareroot yog siv lub laij lej. Feem ntau lub laij lej muaj ib qho radicalsign rau lawv. Yuav nrhiav tau square cag ntawm ib tug lej, peb nkag mus rau radical kos npe, ces tus nqi thiab nias nkag. Qhov no yuav muab usa decimal kwv yees ntawm squareroot.
Tsuas yog li ntawd, tus nqi ntawm square root yog dab tsi?
Square, Lub voos xwmfab, Square hauv paus thiab Cubic hauv paus rau cov lej suav nrog 0-100
| Number x | Square x2 | Square Root x1/2 |
|---|---|---|
| 2 | 4 | 1.414 |
| 3 | 9 | 1.732 |
| 4 | 16 | 2.000 |
| 5 | 25 | 2.236 |
Puas yog 24 square zoo meej?
Txij li thaum 102.01 yog tus lej rational thiab cov square hauv paus ntawm 102.01 yog tus lej rational (10.1), 102.01 yog zoo meej square . 24 yog ib tug nab npawb, tab sis txij li thaum muaj tsis muaj ib tug natural tooj uas yuav ua tau squared kom ua rau tus lej ntawd 24 , 24 tsis yog ib zoo meej square.
Pom zoo:
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