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5036 x 80.05, 5. Write the next number 64, 8100, 121, 6. 7+C-19 )=

Mathematics

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Step-by-step solution

6 steps
  1. Zidisha namba 5.036 na 80.05.

    Ili kuzidisha namba hizi, tunaweza kuzidisha kama namba nzima kisha kuweka desimali.

    5.036×80.055.036 \times 80.05
  2. Fanya hesabu ya kuzidisha.

    0005.036×080.05‾00025180(5.036×0.005)00000000(5.036×0.00)00000000(5.036×0.0)40288000(5.036×80.0)‾403.10180\begin{array}{c} \phantom{000}5.036 \\ \underline{\times \phantom{0}80.05} \\ \phantom{000}25180 \quad (5.036 \times 0.005) \\ \phantom{000}00000 \quad (5.036 \times 0.00) \\ \phantom{00}000000 \quad (5.036 \times 0.0) \\ \underline{40288000 \quad (5.036 \times 80.0)} \\ 403.10180 \end{array}

    Kuna tarakimu 3 za desimali katika 5.036 na tarakimu 2 za desimali katika 80.05, kwa hivyo jumla kuna tarakimu 5 za desimali katika jibu.

    5.036×80.05=403.101805.036 \times 80.05 = 403.10180

    Jibu la kuzidisha ni 403.1018\boxed{403.1018}.

    5. Andika namba inayofuata katika mfuatano:

  3. Chunguza muundo wa namba zilizopewa.

    Namba zilizopewa ni 64,81,100,12164, 81, 100, 121.

    • 64=8×8=8264 = 8 \times 8 = 8^2
    • 81=9×9=9281 = 9 \times 9 = 9^2
    • 100=10×10=102100 = 10 \times 10 = 10^2
    • 121=11×11=112121 = 11 \times 11 = 11^2
  4. Tambua namba inayofuata katika muundo.

    Mfuatano unaonyesha miraba ya namba kamili zinazofuatana, kuanzia 8. Namba inayofuata baada ya 11 ni 12. Kwa hivyo, namba inayofuata katika mfuatano itakuwa mraba wa 12.

    122=12×12=14412^2 = 12 \times 12 = 144

    Namba inayofuata ni 144\boxed{144}.

    6. Tatua mlinganyo:

  5. Ongeza namba chanya na namba hasi.

    Tunayo 7+(−19)7 + (-19). Kuongeza namba hasi ni sawa na kutoa namba chanya.

    7+(−19)=7−197 + (-19) = 7 - 19
  6. Fanya hesabu ya kutoa.

    Tunatoa 19 kutoka 7. Kwa kuwa 19 ni kubwa kuliko 7, jibu litakuwa hasi.

    7−19=−127 - 19 = -12

    Jibu ni −12\boxed{-12}.

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