Matematika

Pertanyaan

tolong ya. besok di kumpulin
tolong ya.      besok di kumpulin

2 Jawaban

  • a)
    (2^3)^2 = 2^6

    b)
    ((-5)^4)^6 = (-5)^24

    c)
    (3^3)^5 × (3^2)^7 = 3^15 × 3^14 = 3^29

    d)
    [(-8)^4 × ((-8)^3)^4]/(-8)^9
    = [(-8)^4 × (-8)^12]/(-8)^9
    = [(-8)^16]/(-8)^9
    = (-8)^7

    e)
    (9^10)^9 : (9^7)^8
    = 9^90 : 9^56
    = 9^34

    f)
    (m^18)^2 : (n^6)^4
    = m^36 : n^24


    g)
    [((-4)^3)^6 : ((-4)^2)^4]/(-4)
    = [(-4)^18 : (-4)^8]/(-4)
    = [(-4)^10]/(-4)
    = (-4)^9

    h)
    [(19^2)^8 : (p^5)^11]/[19^4 × p^7]
    = [19^16 : p^55]/[19^4 p^7]
    = 19^12 : p^62
  • Mapel : Matematik
    Bab : Eksponensial

    Yang Dilingkari Ya

    c)
    ingat sifat
    [tex](x ^{a} ) ^{b} = x ^{ab} [/tex]

    [tex](3 ^{3} ) ^{5} \times (3 ^{2}) ^{7} [/tex]
    [tex] = 3 ^{15} \times 3 ^{14} [/tex]

    [tex] = 3 ^{15 + 14} [/tex]
    [tex] = 3 ^{29} [/tex]

    g)

    ((-4^3))^6 : ((-4)^2)^4 / (-4)^1

    = (-4)^18 : (-4)^8 /( -4)^1

    = (-4)^18-8 / (-4)^1

    = (-4)^10 / (-4)^1

    = (-4)^10-1

    = -4^9

    = -262.144