Matematika

Pertanyaan

2log16 - 3log27 + 2log64 =
3log81 - (3log27 - 3log243) =
Tolong sama penjelasannya ya

1 Jawaban

  • 1) 2log16 - 3log27 + 2log64
    = 2log2^4 - 3log3^3 + 2log2^6
    = 4 . 2log2 - 3 . 3log3 + 6 . 2log2
    = 4 - 3 + 6
    = 7

    2) 3log81 - (3log27 - 3log243)
    = 3log3^4 - 3log3^3 + 3log3^5
    = 4 . 3log3 - 3 . 3log3 + 5 . 3log3
    = 4 - 3 + 5
    = 6

    ^ = pangkat

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