Ewe, kuba onke amanani aneedesimali. Hayi, kuba ii-integers azinazo idecimals. … UJeremy uthi 5.676677666777… ngu inani elisengqiqweni kuba yidecimal eqhubeka ngonaphakade ngepateni.
Ngokufanayo, Ngaba u-3.14 linani eliqikelelwayo? 3.14 inokubhalwa njengeqhezu lamanani amabini apheleleyo: 314100 kunye ngoko ke isengqiqweni. π ayinakubhalwa njengeqhezu leenombolo ezipheleleyo ezimbini.
Ulichonga njani inani le-rational? Inani eliqiqiweyo ngu-a inani elinokubhalwa njengomlinganiselo. Oko kuthetha ukuba inokubhalwa njengeqhezu, apho zombini inani elingaphezulu (inani elingaphezulu) kunye nedinomineyitha (inani elisezantsi) ngamanani apheleleyo. Inani u-8 linani eli-rational kuba linokubhalwa njengeqhezu u-8/1.
Ngowuphi umzekelo wenani lokwenyani elingenangqiqo? Ingcaciso: Inani eli-irrational lilo naliphi na inani elingenakubhalwa njengeqhezu lamanani apheleleyo. Iti inani pi kunye neengcambu zesikwere zezikwere ezingagqibelelanga yimizekelo yamanani angenangqiqo.
Okwesibini Ingaba u-0.8 linani eliqiqiweyo? Ewe, U-0.8 liNani eliQinisekileyo. Njengamanani anengqiqo anokumelwa njengamaxabiso edesimali ngokunjalo nangohlobo lwamaqhezu. Inani lisenokubhalwa njengo-8/10 elingumlinganiselo wamanani amabini.
Ngaba u-3.14159 li-rational number?
IP yiko inani elingenangqondo, okuthetha ukuba linani lokwenyani elingenako ukubonakaliswa ngeqhezu elilula. … Xa beqala kwizibalo, abafundi baziswa kwi-pi njengexabiso le-3.14 okanye 3.14159. Nangona ilinani elingekho ngqiqweni, abanye basebenzisa amabinzana aqikelelwayo ukuqikelela u-pi, njengo-22/7 ka-333/106.
ngoko Ingaba u-3.1444 linani eliqikelelwayo? Ukhetho (d) 3.141141114 yi inani elingenangqondo.
Ngaba u-0.33333 linani eliqiqiweyo? Ukuba uyakwazi ukuvakalisa inani njengeqhezu, yinani elipheleleyo kwinani elipheleleyo, ngoko ke inani ngu ngqiqweni, umzekelo 3/5. … Umzekelo 0.33333… i-rational njengoko injalo 23.456565656… kunye 34.123123123… kunye 23.40000… Ukuba amanani awaphindi inani alinangqiqo.
Uthini umahluko phakathi kwamanani aqikelelwayo nangenangqiqo anemizekelo?
Ngelixa inani elingenangqiqo alinakubhalwa kwiqhezu. Inani le-rational liquka amanani azikwere ezigqibeleleyo ezifana no-9, 16, 25 njalo njalo. Kwelinye icala, inani elingenangqiqo libandakanya andiva njengo-2, 3, 5, njl. Inani le-rational libandakanya kuphela ezo zidesimali, ezinesiphelo kwaye ziphinda-phinda.
Ngawaphi amanani ama-5 angenangqiqo? Umzekelo: √2, √3, Iifayile, √11, √21, π(Pi) zonke azinangqiqo.
Ngaba u-1.732050808 li-rational number?
An inombolo engekho ngqiqweni okanye inani elingekho ngqiqweni, linani lokwenyani eliliqhezu le-non-integer umz. (√(5) + 1) / 2 = 1.618033989… okanye √(3) = 1.732050808… . Iingcambu ezingezizo iingcambu ezingagqibelelanga zithathwa ngokuba ngamanani angenangqiqo.
Ingaba isikwere sika-5 asinangqiqo? Yiyo inombolo yealgebra engenangqondo.
Ngaba u-1.625 li-rational number?
Sibhala amanani aqikelelwayo ngokwawona magama aphantsi, umzekelo 8/10 udla ngokubhalwa 4/5. Sidla ngokubhala iingqiqo ngokohlobo lwesishumi, ukuze u-1/4 afane no-0.25, 13/8 = 1.625 kunye ne-4/5 = 0.8. … Elinye inani elingekho ngqiqweni limalunga ne-1.4142135623731.
Ngaba u-.8888888 linani eliqiqiweyo?
Yi inani eliqiqiweyo nelokwenyani.
Ngaba u-0.3333 linani eliqiqiweyo? Idecimal 0.3333 ngu inani elisengqiqweni. Inokubhalwa njengeqhezu 3333/10,000.
Ngaba u-1.1111111 linani le-rational? Uxolo. Ewe, yi. Naliphi na inani elinokumelwa ngendlela u-p/q apho u-p no-q omabini angamanani a-natural akwi-rational. q akufunekanga ilingane noziro.
Ngaba u-6.920920920 li-rational number?
h) 6.920920920. . . Ngokwenene, ngqiqweni.
Ngaba u-4.33333 linani eliqikelelwayo? Indlela yokugqibela ye 13/3 linani eliqiqiweyo. Idecimal form ka 13/3 yidecimal ephinda-phindayo 4.33333… Idecimal eziphinda-phindayo zithathwa njenge...
Ingaba u-3.27 linani eli-irrational?
3.27 ibha linani eliqikelelwayo. Asiyonani elipheleleyo. 3.27 ibha asilonani elingenangqiqo.
Ngaba u-3.1414141414 linani le-rational? 3.14141414… Wala Isengqiqweni kuba inokubhalwa njengeqhezu.
Ngaba u-3.141141114 li-rational number?
3.141141114 ngu inani elingenangqondo kuba sisishumi esingaphindiyo nesingaphelisiyo.
Ngaba u-0.3333333 linani le-rational? Idesimali I-0.3333 linani elisengqiqweni.
Ngaba u-1.0227 li-rational number?
Idesimali I-1.0227 linani elisengqiqweni. Okokuqala, sisidesimali esiphelisayo, nto leyo ethetha ukuba idesimali inendawo eqinisekileyo yesiphelo. Zonke...
Ngaba u-0.33 uphinda-phinda ingqiqo okanye akukho ngqiqweni? 0.33 ngaphezulu kwe-line{3} yi inombolo efanelekileyo.