Mathematics

9th

grade

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Matematika Kelas 9 - Perpangkatan dan Bentuk Akar

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  • 1. Multiple Choice
    1 minute
    1 pt

    Nilai perpangkatan dari (-2)5 adalah ...

    -2 x 5= -10

    (-5) x (-5) = 25

    (-2) x (-2) x (-2) x (-2) x (-2) = - 32

    (-2) x (-2) x (-2) x (-2) x (-2) = 32

  • 2. Multiple Choice
    1 minute
    1 pt

     (23)3\left(\frac{2}{3}\right)^3   tentukan nilainya . . .

     2 ×3 3 ×3  = 69\frac{2\ \times3\ }{3\ \times3\ }\ =\ \frac{6}{9}  

     23× 23 ×23 = 69\frac{2}{3}\times\ \frac{2}{3}\ \times\frac{2}{3}\ =\ \frac{6}{9}  

     23 × 23 × 23 = 827\frac{2}{3}\ \times\ \frac{2}{3}\ \times\ \frac{2}{3}\ =\ \frac{8}{27} 

     (23) × 3 = 2\left(\frac{2}{3}\right)\ \times\ 3\ =\ 2  

  • 3. Multiple Choice
    1 minute
    1 pt

    Tentukan hasil dari operasi berikut !

    8 - 3 x (2)3 = . . . .

    40

    30

    -16

    16

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