This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.
![Evaluate the following: 4 of [(-4 + -5 - 15)] + -3 - 4 + 6 / 3(-5)](/_next/image?url=https%3A%2F%2Fohijasnjvprzodcmxltt.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fwhatsapp-images%2F1786454240345-a67ab91225311cc2.png&w=3840&q=75)
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Answer
Huu hapa ni utatuzi wa maswali yako:
1) Tathmini yafuatayo:
Step 1: Tathmini namba (numerator). Kwanza, hesabu ndani ya mabano ya mraba: Kisha, "of" inamaanisha kuzidisha: Sasa, fanya nyongeza na kutoa kutoka kushoto kwenda kulia: Hivyo, namba ni .
Step 2: Tathmini denominata. Kwanza, fanya mgawanyiko: Sasa, fanya nyongeza na kutoa kutoka kushoto kwenda kulia: Hivyo, denominata ni .
Step 3: Gawanya namba kwa denominata. Jibu ni .
3) Veta Umepewa veta na . Pointi M inagawanya veta AB ndani kwa uwiano wa 2:1. Tafuta veta katika veta za kitengo.
Step 1: Bainisha uwiano. Pointi M inagawanya AB kwa uwiano wa 2:1. Hii inamaanisha . Katika kanuni ya sehemu, ikiwa M inagawanya AB kwa uwiano , basi . Hapa, na .
Step 2: Tumia kanuni ya sehemu.
Step 3: Rahisisha veta. Veta ni .
4) Kura za Uchaguzi Wakati wa uchaguzi mkuu wa 2022, kura halali 14,301,400 zilipigwa. Mgombea anayeitwa Simiyu alipata 0.01% ya kura halali.
i) Hesabu idadi ya kura za Simiyu sahihi kwa tarakimu muhimu 4 (4 s.f.).
Step 1: Hesabu 0.01% ya kura zote halali.
Step 2: Zungusha jibu kwa tarakimu muhimu 4. Tarakimu muhimu 4 za 1430.14 ni 1430. Idadi ya kura za Simiyu ni .
ii) Thibitisha kwamba jibu hapo juu linagawanyika kwa 11.
Step 1: Tumia jibu kutoka sehemu (i), ambalo ni 1430. Kanuni ya kugawanyika kwa 11 inasema kwamba nambari inagawanyika kwa 11 ikiwa jumla ya namba zinazopishana (kuanzia kulia) ni namba inayoweza kugawanyika kwa 11.
Step 2: Tumia kanuni ya kugawanyika kwa 11. Kwa nambari 1430: Jumla ya tarakimu katika nafasi zisizo za kawaida (kutoka kulia): Jumla ya tarakimu katika nafasi za kawaida (kutoka kulia): Tofauti kati ya jumla hizi:
Kwa kuwa tofauti ni 0, na 0 inagawanyika kwa 11, basi nambari 1430 inagawanyika kwa 11. Hivyo, .
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This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.