Lub hauv paus chiv keeb yog dab tsi?
Lub hauv paus chiv keeb yog dab tsi?

Video: Lub hauv paus chiv keeb yog dab tsi?

Video: Lub hauv paus chiv keeb yog dab tsi?
Video: Ntawm no yog hais txog hauv paus kev ntseeg VajTswv 2024, Kaum ib hlis
Anonim

Cov keeb kwm yog nyob ntawm 0 ntawm x-axis thiab 0 ntawm y-axis. Txoj kev sib tshuam x- thiab y-axes faib lub dav hlau sib koom ua plaub ntu. Plaub ntu no hu ua quadrants.

Ib yam li ntawd ib tug yuav nug, nyob qhov twg yog plaub lub quadrants ntawm ib daim duab?

Qhov no daim duab muab faib ua plaub quadrants , los yog seem, raws li cov nqi no. Thawj quadrant yog lub ces kaum sab xis ntawm lub daim duab , seem uas ob qho tib si x thiab y yog qhov zoo. Qhov thib ob quadrant , nyob rau sab laug sab laug, suav nrog qhov tsis zoo ntawm x thiab qhov zoo ntawm y.

Kuj Paub, qhov quadrant ntawm 0 4 yog dab tsi? Txij li thaum y-coordinate tsis zoo thiab x-coordinate yog 0 , qhov taw tes yog nyob ntawm y-axis ntawm peb thiab plaub quadrants . Cov quadrants yog sau nyob rau hauv counter-clockwise kev txiav txim, pib nyob rau hauv lub Upper-txoj cai.

Ib yam li ntawd ib tug yuav nug, nyob rau hauv qhov twg quadrant yog lub ntsiab lus (- 5 0 dag?

Piav: Qhov no taw tes tsis yog hauv ib quadrant - nws yog nyob rau qhov zoo y -axis vim lub taw tes yog qhov tseem ceeb ntawm y-intercept. Daim ntawv ceeb toom, peb tus nqi y yog qhov zoo, thiab thaum x yog xoom, peb nyob ntawm y -axis.

Lub ntsiab lus twg tsis dag nyob rau hauv ib qho quadrant?

Nco ntsoov tias cov ntsiab lus uas dag ntawm ib axis tsis txhob dag nyob rau hauv tej quadrant . Yog ib lus dag ntawm x-axis ces nws y-coordinate yog 0. Ib yam li ntawd, a taw tes ntawm y-axis muaj nws x-coordinate 0. Lub hauv paus chiv keeb muaj kev tswj hwm (0, 0).

Pom zoo: