<prompt> Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu: Passage: Nhamba yokutanga kana kuti prime inhamba yomuzvarirwo inopfuura 1 isingagoni kuumbwa nokupeta nhamba mbiri dzomuzvarirwo duku. Nhamba yomuzvarirwo inopfuura 1 isiri nhamba yokutanga inonzi nhamba yakaumbwa. Somuenzaniso, 5 inokosha nemhaka yokuti nzira bedzi dzokuinyora sechibereko, 1 × 5 kana kuti 5 × 1, dzinosanganisira 5 imene. Mubvunzo: Unodana sei nhamba inopfuura 1 uye isiri nhamba yokutanga?  <response>: nhamba yakaumbwa. 