Video: Yuav ua li cas koj tig ib feem rau hauv nws daim ntawv yooj yim?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Daim ntawv yooj yim tshaj plaws ( ib feem ) A feem yog nyob rau hauv daim ntawv yooj yim tshaj plaws thaum sab saum toj thiab hauv qab tsis tuaj yeem ua me me, thaum tseem yog tus lej tag nrho. Kom yooj yim a feem : faib sab saum toj thiab hauv qab los ntawm tus lej loj tshaj uas yuav faib ob tus lej raws nraim (lawv yuav tsum nyob txhua tus lej).
Tsis tas li ntawd, dab tsi yog 16.24 raws li ib feem hauv daim ntawv yooj yim?
| Decimal | Ib feem | Feem pua |
|---|---|---|
| 0.1648 | 206/1250 | 16.48% |
| 0.164 | 205/1250 | 16.4% |
| 0.1632 | 204/1250 | 16.32% |
| 0.1624 | 203/1250 | 16.24% |
Qhov thib ob, daim ntawv yooj yim ntawm 3 12 yog dab tsi? Daim duab
| Ib feem | Txo daim ntawv | Tus nqi decimal |
|---|---|---|
| 39 | 13 | 0.3333 |
| 312 | 14 | 0.25 |
| 315 | 15 | 0.2 |
| 318 | 16 | 0.1667 |
Ib yam li ntawd, nws txhais li cas thaum ib feem nyob hauv nws daim ntawv yooj yim tshaj plaws?
Thaum twg tus tus lej thiab tus denominator tsis tuaj yeem raug txo kom tsawg rau tus lej tsawg dua, peb tau txais cov feem hauv nws daim ntawv yooj yim tshaj plaws . Piv txwv li, nrhiav daim ntawv yooj yim tshaj plaws ntawm a feem txhais tau tias txo tus saum thiab hauv qab ntawm cov feem rau tus tus lej tsawg tshaj plaws tau.
Daim ntawv yooj yim tshaj plaws ntawm 9 12 yog dab tsi?
Yog li cov daim ntawv yooj yim tshaj plaws ntawm 912 yog 34.
Pom zoo:
Dab tsi hloov cov tshuaj zog hauv cov zaub mov rau hauv daim ntawv uas siv tau yooj yim dua?
Mitochondria muaj nyob rau hauv koj lub hlwb, nrog rau cov hlwb ntawm cov nroj tsuag. Lawv hloov lub zog khaws cia hauv cov molecules los ntawm broccoli (los yog lwm yam roj molecules) rau hauv daim ntawv ntawm tes siv tau
Yuav ua li cas koj tig ib lub voj voog sib npaug rau hauv daim ntawv qauv?
Standard Form of Circle Equation. Cov qauv ntawm lub voj voog qhov sib npaug yog (x-h)² + (y-k)² = r² qhov twg (h,k) yog qhov nruab nrab thiab r yog lub vojvoog. Txhawm rau hloov ib qho kev sib npaug mus rau tus qauv, koj tuaj yeem ua kom tiav cov square cais hauv x thiab y
Yuav ua li cas koj sau raws li ib feem nyob rau hauv daim ntawv yooj yim?
Thaum sau cov zauv feem hauv daim ntawv yooj yim tshaj plaws, muaj ob txoj cai ua raws li: Nug seb tus lej thiab tus lej puas tuaj yeem muab faib los ntawm tus lej sib npaug, uas yog hu ua qhov feem ntau. Saib seb yam tsawg kawg ib tus lej hauv feem yog tus lej tseem ceeb
Yuav ua li cas koj sau txoj kab nqes nqes intercept daim ntawv nyob rau hauv tus qauv daim ntawv?
Standard form yog lwm txoj hauv kev los sau daim ntawv nqes hav-intercept (as opposed to y=mx+b). Nws sau li Ax+By=C. Koj tuaj yeem hloov daim ntawv nqes hav-intercept rau cov qauv zoo li no: Y=-3/2x + 3. Tom ntej no, koj cais qhov y-intercept (qhov no nws yog 2) zoo li no: Ntxiv 3/2x rau txhua sab ntawm kab zauv kom tau qhov no: 3/2x + y = 3
Koj paub li cas thaum ib qho kev qhia nyob rau hauv nws daim ntawv yooj yim tshaj plaws?
Yog li, txhawm rau paub tias qhov kev qhia algebraic yog nyob rau hauv nws daim ntawv yooj yim tshaj plaws, koj yuav tsum ua kom paub tseeb tias koj tsis tuaj yeem faib nws ntxiv. Txij li thaum koj tuaj yeem tshem tawm (X + Y) ntawm qhov sib npaug, (X^2 - Y^2) / (X + Y) = (X - Y), uas yog daim ntawv yooj yim ntawm qhov kev qhia no