Matematika

Pertanyaan

tolong bantu 3 soal ini...pke cara
besok dikumpul
tolong bantu 3 soal ini...pke cara besok dikumpul

1 Jawaban

  • 6. =√ 96
    = √ 16 × 6
    = 4 √6

    4. = 32 ^ x+1 = 16 ^ -2x+3
    = (2^5)^x+1 = (2^4)^-2x+3
    = 5x + 5 = -8x + 12
    = 5x + 8x = 12 -5
    13x = 7
    x = 7/13

    5. 3^5x-2 = 9^x + 3
    3^5x-2 = (3^2)^x+3
    5x - 2 = 2x + 6
    5x - 2x = 6 + 2
    3x = 8
    x = 8/3

    yang no 5 gaada jawabannya