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Mathematics

7th

grade

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Algebra

618
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10 questions

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  • 1. Multiple Choice
    2 minutes
    1 pt
    Hasil dari -2a(a + 3b) adalah . . . .
    2a2 + 6ab
    2a2 - 6ab
    -2a2 - 6ab
    -2a2 + 6ab
  • 2. Multiple Choice
    3 minutes
    1 pt
    Hasil pengurangan 4i - 3j + 2k dari 6i - 3j - 4k sama dengan . . . .
    -2i + 6k
    -2i + 6j + 6k
    2i - 6k
    2i - 6j - 6k
  • 3. Multiple Choice
    3 minutes
    1 pt
    (4c + 8d - 3e) - (6c + 2d - 2e) = . . . .
    -2c + 6d - e
    -2c - 6d - e
    2c - 6d - e
    2c - 5d + e
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