Mathematics

9th -

12thgrade

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kvadratna jednadžba - formula

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10 questions

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  • 1. Multiple Choice
    3 minutes
    1 pt

    Riješi kvadratnu jednadžbu


    x2 + 3x + 2 = 0

    x = -1

    x = -2

    x = 1

    x = 2

    x = -1

    x = 2

    x = 1

    x = -2

  • 2. Multiple Choice
    3 minutes
    1 pt

    Riješi kvadratnu jednadžbu


    x2 + 7x + 12 = 0

    x = -2

    x = -6

    x = -3

    x = -4

    x = -1

    x = -12

    x = 2

    x = 6

  • 3. Multiple Choice
    3 minutes
    1 pt

    Riješi kvadratnu jednadžbu


    x2 + 9x + 20 = 0

    x = -2

    x = -10

    x = -5

    x = -4

    x = -1

    x = -20

    x = 4

    x = 5

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