{"id":4071,"date":"2026-04-06T14:15:39","date_gmt":"2026-04-06T11:15:39","guid":{"rendered":"https:\/\/elimuforum.com\/sw\/?p=4071"},"modified":"2026-04-06T14:15:39","modified_gmt":"2026-04-06T11:15:39","slug":"aina-za-namba-witiri","status":"publish","type":"post","link":"https:\/\/elimuforum.com\/sw\/aina-za-namba-witiri\/","title":{"rendered":"Aina za namba witiri"},"content":{"rendered":"
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Aina za Namba Witiri na Matumizi Yake<\/h2>\n

Namba witiri ni namba kamili ambazo hazigawanyiki kwa 2 bila kuacha baki. Katika hisabati, namba hizi zinawakilishwa na mlinganyo w=2k+1w = 2k + 1<\/span>w<\/span>=<\/span><\/span>2<\/span>k<\/span>+<\/span><\/span>1<\/span><\/span><\/span><\/span>, ambapo ww<\/span>w<\/span><\/span><\/span><\/span> ni namba witiri na kk<\/span>k<\/span><\/span><\/span><\/span> ni namba kamili.<\/span> Kwa mfano, namba kama 1, 3, 5, na 7 ni namba witiri kwa sababu zinaacha baki ya 1 zikigawanywa na 2.<\/span><\/p>\n

Mfano wa Namba Witiri<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Namba<\/th>\nAina<\/th>\n<\/tr>\n<\/thead>\n
1<\/td>\nWitiri<\/td>\n<\/tr>\n
2<\/td>\nShufwa<\/td>\n<\/tr>\n
3<\/td>\nWitiri<\/td>\n<\/tr>\n
4<\/td>\nShufwa<\/td>\n<\/tr>\n
5<\/td>\nWitiri<\/td>\n<\/tr>\n
6<\/td>\nShufwa<\/td>\n<\/tr>\n
7<\/td>\nWitiri<\/td>\n<\/tr>\n
8<\/td>\nShufwa<\/td>\n<\/tr>\n
9<\/td>\nWitiri<\/td>\n<\/tr>\n
10<\/td>\nShufwa<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
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<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Matumizi ya Namba Witiri<\/h2>\n

Namba witiri hutumiwa katika nyanja mbalimbali za hisabati na sayansi. Katika michezo ya kubeti, kwa mfano, namba witiri hutumika katika beti za \u201cMagoli Witiri\/Shufwa\u201d ambapo wabashiri wanatabiri ikiwa jumla ya magoli katika mchezo utakuwa namba witiri au shufwa.<\/span><\/p>\n

Sifa za Namba Witiri<\/h2>\n