﻿92:@0.058783:0.510692:0.077690:0.510692:0.077690:0.494068:0.058783:0.494068:0.000000:0.000000
d) :@0.148035:0.100407:0.168103:0.100407:0.168103:0.083506:0.148035:0.083506:0.000000:0.000000:0.000000
x:@0.181279:0.100407:0.188742:0.100407:0.188742:0.084046:0.181279:0.084046:0.000000
2:@0.188738:0.094358:0.193981:0.094358:0.193981:0.084803:0.188738:0.084803:0.000000
 – 4  – 4  – 4 = 0:@0.193982:0.100407:0.315807:0.100407:0.315807:0.084018:0.193982:0.084018:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
x:@0.220260:0.100407:0.227723:0.100407:0.227723:0.084046:0.220260:0.084046:0.000000
y:@0.254001:0.100407:0.261482:0.100407:0.261482:0.084046:0.254001:0.084046:0.000000
 :@0.148042:0.126601:0.151856:0.126601:0.151856:0.109701:0.148042:0.109701:0.000000
___________________________________:@0.181285:0.126601:0.486852:0.126601:0.486852:0.109701:0.181285:0.109701:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
 :@0.148042:0.328925:0.151856:0.328925:0.151856:0.312024:0.148042:0.312024:0.000000
2:@0.283470:0.192732:0.290010:0.192732:0.290010:0.180812:0.283470:0.180812:0.000000
6:@0.417248:0.231054:0.423788:0.231054:0.423788:0.219135:0.417248:0.219135:0.000000
8:@0.459249:0.231054:0.465790:0.231054:0.465790:0.219135:0.459249:0.219135:0.000000
4:@0.283470:0.161470:0.290010:0.161470:0.290010:0.149551:0.283470:0.149551:0.000000
y:@0.302273:0.149370:0.308170:0.149370:0.308170:0.137451:0.302273:0.137451:0.000000
x:@0.476618:0.217797:0.482368:0.217797:0.482368:0.205878:0.476618:0.205878:0.000000
2:@0.333312:0.231044:0.339852:0.231044:0.339852:0.219125:0.333312:0.219125:0.000000
4:@0.374563:0.231044:0.381103:0.231044:0.381103:0.219125:0.374563:0.219125:0.000000
0:@0.284381:0.229988:0.290921:0.229988:0.290921:0.218069:0.284381:0.218069:0.000000
–2:@0.245060:0.231044:0.258301:0.231044:0.258301:0.219125:0.245060:0.219125:0.000000:0.000000
–2:@0.275831:0.255939:0.289072:0.255939:0.289072:0.244019:0.275831:0.244019:0.000000:0.000000
–4:@0.202871:0.231044:0.216112:0.231044:0.216112:0.219125:0.202871:0.219125:0.000000:0.000000
–4:@0.274330:0.287723:0.287571:0.287723:0.287571:0.275804:0.274330:0.275804:0.000000:0.000000
–6:@0.274330:0.319820:0.287571:0.319820:0.287571:0.307900:0.274330:0.307900:0.000000:0.000000
e) :@0.148035:0.361705:0.166905:0.361705:0.166905:0.344805:0.148035:0.344805:0.000000:0.000000:0.000000
y:@0.181279:0.361705:0.188760:0.361705:0.188760:0.345344:0.181279:0.345344:0.000000
2:@0.188757:0.355658:0.193999:0.355658:0.193999:0.346103:0.188757:0.346103:0.000000
 – 3  – 2  + 4 = 0:@0.194000:0.361705:0.317594:0.361705:0.317594:0.345316:0.194000:0.345316:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
x:@0.220278:0.361705:0.227741:0.361705:0.227741:0.345344:0.220278:0.345344:0.000000
y:@0.254019:0.361705:0.261501:0.361705:0.261501:0.345344:0.254019:0.345344:0.000000
 :@0.148042:0.408065:0.151856:0.408065:0.151856:0.391164:0.148042:0.391164:0.000000
___________________________________:@0.181285:0.408065:0.486852:0.408065:0.486852:0.391164:0.181285:0.391164:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
 :@0.148042:0.641036:0.151856:0.641036:0.151856:0.624136:0.148042:0.624136:0.000000
1:@0.274911:0.573534:0.281451:0.573534:0.281451:0.561615:0.274911:0.561615:0.000000
0:@0.230001:0.573534:0.236541:0.573534:0.236541:0.561615:0.230001:0.561615:0.000000
1:@0.226195:0.537213:0.232735:0.537213:0.232735:0.525294:0.226195:0.525294:0.000000
–1:@0.211520:0.573534:0.224761:0.573534:0.224761:0.561615:0.211520:0.561615:0.000000:0.000000
–1:@0.221196:0.594607:0.234437:0.594607:0.234437:0.582687:0.221196:0.582687:0.000000:0.000000
–2:@0.221196:0.623786:0.234437:0.623786:0.234437:0.611867:0.221196:0.611867:0.000000:0.000000
3:@0.350779:0.573534:0.357319:0.573534:0.357319:0.561615:0.350779:0.561615:0.000000
3:@0.226195:0.479518:0.232735:0.479518:0.232735:0.467599:0.226195:0.467599:0.000000
2:@0.312986:0.573534:0.319526:0.573534:0.319526:0.561615:0.312986:0.561615:0.000000
2:@0.226195:0.508366:0.232735:0.508366:0.232735:0.496447:0.226195:0.496447:0.000000
4:@0.388854:0.573534:0.395394:0.573534:0.395394:0.561615:0.388854:0.561615:0.000000
4:@0.226195:0.450299:0.232735:0.450299:0.232735:0.438379:0.226195:0.438379:0.000000
y:@0.249273:0.431650:0.255170:0.431650:0.255170:0.419731:0.249273:0.419731:0.000000
x:@0.471584:0.557099:0.477334:0.557099:0.477334:0.545180:0.471584:0.545180:0.000000
5:@0.428457:0.573534:0.434997:0.573534:0.434997:0.561615:0.428457:0.561615:0.000000
6:@0.467363:0.573534:0.473903:0.573534:0.473903:0.561615:0.467363:0.561615:0.000000
4. :@0.115354:0.669221:0.134095:0.669221:0.134095:0.652085:0.115354:0.652085:0.000000:0.000000:0.000000
Encuentra:@0.148597:0.669221:0.226602:0.669221:0.226602:0.652597:0.148597:0.652597:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
 la ecuación de la parábola que se :@0.226602:0.669221:0.491591:0.669221:0.491591:0.652832:0.226602:0.652832:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
traslada a un centro dado en cada inciso y :@0.148597:0.685817:0.457242:0.685817:0.457242:0.669429:0.148597:0.669429:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
gra-:@0.456855:0.685817:0.487574:0.685817:0.487574:0.669193:0.456855:0.669193:0.000000:0.000000:0.000000:0.000000
fica:@0.148597:0.702414:0.175373:0.702414:0.175373:0.685790:0.148597:0.685790:0.000000:0.000000:0.000000:0.000000
 la nueva parábola.:@0.175373:0.702414:0.312915:0.702414:0.312915:0.686025:0.175373:0.686025:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
a) :@0.148597:0.734777:0.167320:0.734777:0.167320:0.717876:0.148597:0.717876:0.000000:0.000000:0.000000
y:@0.181841:0.734777:0.189323:0.734777:0.189323:0.718415:0.181841:0.718415:0.000000
 = 3 ;  C = (2, 1):@0.189323:0.734777:0.305900:0.734775:0.305900:0.718387:0.189323:0.718388:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
x:@0.217369:0.734777:0.224833:0.734777:0.224833:0.718415:0.217369:0.718415:0.000000
2:@0.224826:0.728728:0.230069:0.728728:0.230069:0.719173:0.224826:0.719173:0.000000
 :@0.148601:0.760970:0.152416:0.760970:0.152416:0.744069:0.148601:0.744069:0.000000
___________________________________:@0.181845:0.760970:0.487412:0.760970:0.487412:0.744069:0.181845:0.744069:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
 :@0.148601:0.918138:0.152416:0.918138:0.152416:0.901237:0.148601:0.901237:0.000000
0:@0.199820:0.911703:0.206360:0.911703:0.206360:0.899784:0.199820:0.899784:0.000000
3:@0.335273:0.912156:0.341813:0.912156:0.341813:0.900236:0.335273:0.900236:0.000000
4:@0.378025:0.912156:0.384566:0.912156:0.384566:0.900236:0.378025:0.900236:0.000000
5:@0.419102:0.912156:0.425642:0.912156:0.425642:0.900236:0.419102:0.900236:0.000000
6:@0.460420:0.912156:0.466961:0.912156:0.466961:0.900236:0.460420:0.900236:0.000000
1:@0.250453:0.911703:0.256993:0.911703:0.256993:0.899784:0.250453:0.899784:0.000000
2:@0.199874:0.842018:0.206414:0.842018:0.206414:0.830099:0.199874:0.830099:0.000000
2:@0.293714:0.912156:0.300254:0.912156:0.300254:0.900236:0.293714:0.900236:0.000000
1:@0.199874:0.872525:0.206414:0.872525:0.206414:0.860606:0.199874:0.860606:0.000000
3:@0.200115:0.809047:0.206655:0.809047:0.206655:0.797128:0.200115:0.797128:0.000000
y:@0.220057:0.783277:0.225954:0.783277:0.225954:0.771358:0.220057:0.771358:0.000000
x:@0.473715:0.897329:0.479464:0.897329:0.479464:0.885410:0.473715:0.885410:0.000000
b) :@0.540917:0.114706:0.560948:0.114706:0.560948:0.097805:0.540917:0.097805:0.000000:0.000000:0.000000
–2:@0.604261:0.104138:0.622468:0.104138:0.622468:0.087750:0.604261:0.087750:0.000000:0.000000
3:@0.608867:0.123588:0.617859:0.123588:0.617859:0.107199:0.608867:0.107199:0.000000
;:@0.642790:0.112665:0.645997:0.112665:0.645997:0.096277:0.642790:0.096277:0.000000
..:@0.646918:0.112665:0.653165:0.112665:0.653165:0.096277:0.646918:0.096277:0.000000:0.000000
–2,–2:@0.687017:0.112665:0.728516:0.112665:0.728516:0.096277:0.687017:0.096277:0.000000:0.000000:0.000000:0.000000:0.000000
2:@0.635461:0.105003:0.640673:0.105003:0.640673:0.095505:0.635461:0.095505:0.000000
(:@0.680222:0.115797:0.686358:0.115797:0.686358:0.095864:0.680222:0.095864:0.000000
):@0.728705:0.115797:0.734841:0.115797:0.734841:0.095864:0.728705:0.095864:0.000000
=:@0.589759:0.113343:0.599876:0.113343:0.599876:0.097770:0.589759:0.097770:0.000000
=:@0.667560:0.113343:0.677677:0.113343:0.677677:0.097770:0.667560:0.097770:0.000000
y:@0.578242:0.112665:0.585723:0.112665:0.585723:0.096304:0.578242:0.096304:0.000000
x:@0.626356:0.112665:0.633819:0.112665:0.633819:0.096304:0.626356:0.096304:0.000000
C:@0.653371:0.112665:0.663285:0.112665:0.663285:0.096304:0.653371:0.096304:0.000000
 :@0.540926:0.161058:0.544740:0.161058:0.544740:0.144157:0.540926:0.144157:0.000000
___________________________________:@0.574169:0.161058:0.879736:0.161058:0.879736:0.144157:0.574169:0.144157:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
 :@0.540926:0.340907:0.544740:0.340907:0.544740:0.324006:0.540926:0.324006:0.000000
1x:@0.859885:0.200571:0.873300:0.200350:0.873300:0.188430:0.859885:0.188652:0.000000:0.000000
0:@0.823110:0.200008:0.829650:0.200008:0.829650:0.188088:0.823110:0.188088:0.000000
y:@0.842315:0.183361:0.848212:0.183361:0.848212:0.171442:0.842315:0.171442:0.000000
–1:@0.816007:0.213657:0.829248:0.213657:0.829248:0.201738:0.816007:0.201738:0.000000:0.000000
–1:@0.799750:0.200571:0.812991:0.200571:0.812991:0.188652:0.799750:0.188652:0.000000:0.000000
–3:@0.816007:0.257572:0.829248:0.257572:0.829248:0.245653:0.816007:0.245653:0.000000:0.000000
–3:@0.743154:0.200571:0.756395:0.200571:0.756395:0.188652:0.743154:0.188652:0.000000:0.000000
–5:@0.816007:0.301477:0.829248:0.301477:0.829248:0.289558:0.816007:0.289558:0.000000:0.000000
–5:@0.685378:0.200571:0.698619:0.200571:0.698619:0.188652:0.685378:0.188652:0.000000:0.000000
–7:@0.627603:0.200571:0.640844:0.200571:0.640844:0.188652:0.627603:0.188652:0.000000:0.000000
–8:@0.598855:0.200571:0.612097:0.200571:0.612097:0.188652:0.598855:0.188652:0.000000:0.000000
–2:@0.815993:0.235614:0.829234:0.235614:0.829234:0.223695:0.815993:0.223695:0.000000:0.000000
–2:@0.770601:0.200571:0.783842:0.200571:0.783842:0.188652:0.770601:0.188652:0.000000:0.000000
–4:@0.815993:0.279519:0.829234:0.279519:0.829234:0.267600:0.815993:0.267600:0.000000:0.000000
–4:@0.714259:0.200571:0.727500:0.200571:0.727500:0.188652:0.714259:0.188652:0.000000:0.000000
–6:@0.815993:0.322177:0.829234:0.322177:0.829234:0.310258:0.815993:0.310258:0.000000:0.000000
–6:@0.656296:0.200571:0.669537:0.200571:0.669537:0.188652:0.656296:0.188652:0.000000:0.000000
c) :@0.540917:0.373685:0.558553:0.373685:0.558553:0.356784:0.540917:0.356784:0.000000:0.000000:0.000000
y:@0.574161:0.373685:0.581642:0.373685:0.581642:0.357324:0.574161:0.357324:0.000000
2:@0.581641:0.367638:0.586883:0.367638:0.586883:0.358083:0.581641:0.358083:0.000000
 = –7 ;  C = (–4,2):@0.586883:0.373685:0.712614:0.373685:0.712614:0.357296:0.586883:0.357296:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
x:@0.624143:0.373685:0.631606:0.373685:0.631606:0.357324:0.624143:0.357324:0.000000
 :@0.540924:0.399880:0.544739:0.399880:0.544739:0.382979:0.540924:0.382979:0.000000
___________________________________:@0.574167:0.399880:0.879735:0.399880:0.879735:0.382979:0.574167:0.382979:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
 :@0.540924:0.621538:0.544739:0.621538:0.544739:0.604637:0.540924:0.604637:0.000000
2:@0.823172:0.520049:0.829712:0.520049:0.829712:0.508129:0.823172:0.508129:0.000000
0:@0.822287:0.553332:0.828827:0.553332:0.828827:0.541413:0.822287:0.541413:0.000000
4:@0.823172:0.493756:0.829712:0.493756:0.829712:0.481837:0.823172:0.481837:0.000000
6:@0.822984:0.467463:0.829524:0.467463:0.829524:0.455544:0.822984:0.455544:0.000000
8:@0.822676:0.441171:0.829216:0.441171:0.829216:0.429251:0.822676:0.429251:0.000000
y:@0.842806:0.421436:0.848702:0.421436:0.848702:0.409517:0.842806:0.409517:0.000000
x:@0.869971:0.536011:0.875721:0.536011:0.875721:0.524092:0.869971:0.524092:0.000000
–2:@0.815585:0.572222:0.828826:0.572222:0.828826:0.560302:0.815585:0.560302:0.000000:0.000000
–2:@0.794021:0.553332:0.807262:0.553332:0.807262:0.541413:0.794021:0.541413:0.000000:0.000000
–4:@0.759176:0.553332:0.772417:0.553332:0.772417:0.541413:0.759176:0.541413:0.000000:0.000000
–6:@0.724143:0.553332:0.737384:0.553332:0.737384:0.541413:0.724143:0.541413:0.000000:0.000000
–14 –12:@0.582445:0.553332:0.634391:0.553332:0.634391:0.541413:0.582445:0.541413:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
–10:@0.649535:0.553332:0.669316:0.553332:0.669316:0.541413:0.649535:0.541413:0.000000:0.000000:0.000000
–8:@0.690625:0.553332:0.703866:0.553332:0.703866:0.541413:0.690625:0.541413:0.000000:0.000000
–4:@0.816590:0.598102:0.829831:0.598102:0.829831:0.586183:0.816590:0.586183:0.000000:0.000000
d) :@0.540917:0.676512:0.560985:0.676512:0.560985:0.659612:0.540917:0.659612:0.000000:0.000000:0.000000
1:@0.612690:0.664653:0.621682:0.664653:0.621682:0.648264:0.612690:0.648264:0.000000
4:@0.611904:0.684102:0.620897:0.684102:0.620897:0.667714:0.611904:0.667714:0.000000
;:@0.634677:0.673179:0.637884:0.673179:0.637884:0.656790:0.634677:0.656790:0.000000
..:@0.638805:0.673179:0.645052:0.673179:0.645052:0.656790:0.638805:0.656790:0.000000:0.000000
1,3:@0.677392:0.673179:0.697386:0.673179:0.697386:0.656790:0.677392:0.656790:0.000000:0.000000:0.000000
2:@0.587352:0.665518:0.592563:0.665518:0.592563:0.656020:0.587352:0.656020:0.000000
( ):@0.672107:0.676312:0.703268:0.676312:0.703268:0.656379:0.672107:0.656379:0.000000:0.000000:0.000000
=:@0.597036:0.673857:0.607153:0.673857:0.607153:0.658284:0.597036:0.658284:0.000000
=:@0.659432:0.673857:0.669549:0.673857:0.669549:0.658284:0.659432:0.658284:0.000000
y:@0.578242:0.673179:0.585723:0.673179:0.585723:0.656818:0.578242:0.656818:0.000000
x C:@0.625509:0.673179:0.655159:0.673179:0.655159:0.656818:0.625509:0.656818:0.000000:0.000000:0.000000
 :@0.540907:0.722871:0.544722:0.722871:0.544722:0.705971:0.540907:0.705971:0.000000
___________________________________:@0.574151:0.722871:0.879718:0.722871:0.879718:0.705971:0.574151:0.705971:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
 :@0.540907:0.917837:0.544722:0.917837:0.544722:0.900937:0.540907:0.900937:0.000000
0:@0.597765:0.887221:0.604305:0.887221:0.604305:0.875302:0.597765:0.875302:0.000000
1:@0.642685:0.887221:0.649225:0.887221:0.649225:0.875302:0.642685:0.875302:0.000000
1:@0.593955:0.850900:0.600496:0.850900:0.600496:0.838981:0.593955:0.838981:0.000000
–1:@0.579280:0.887221:0.592521:0.887221:0.592521:0.875302:0.579280:0.875302:0.000000:0.000000
–1:@0.588956:0.908293:0.602198:0.908293:0.602198:0.896374:0.588956:0.896374:0.000000:0.000000
3:@0.718540:0.887221:0.725080:0.887221:0.725080:0.875302:0.718540:0.875302:0.000000
3:@0.593955:0.793205:0.600496:0.793205:0.600496:0.781286:0.593955:0.781286:0.000000
2:@0.680746:0.887221:0.687286:0.887221:0.687286:0.875302:0.680746:0.875302:0.000000
2:@0.593955:0.822052:0.600496:0.822052:0.600496:0.810133:0.593955:0.810133:0.000000
4:@0.756614:0.887221:0.763155:0.887221:0.763155:0.875302:0.756614:0.875302:0.000000
4:@0.593955:0.763985:0.600496:0.763985:0.600496:0.752066:0.593955:0.752066:0.000000
y:@0.616015:0.744452:0.621912:0.744452:0.621912:0.732532:0.616015:0.732532:0.000000
x:@0.864446:0.872043:0.870196:0.872043:0.870196:0.860123:0.864446:0.860123:0.000000
5:@0.796204:0.887221:0.802744:0.887221:0.802744:0.875302:0.796204:0.875302:0.000000
6:@0.835110:0.887221:0.841650:0.887221:0.841650:0.875302:0.835110:0.875302:0.000000