Mathematics

9th

grade

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Solving Quadratics by Square Roots

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15 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    Solve for x

    x2 = 64

    x = 8, -8

    x = 32, -32

    x = 4, -4

    No real solution

  • 2. Multiple Choice
    30 seconds
    1 pt

    Solve for x

    3x2 - 27 = 0

    x = 4.9, -4.9

    x = 9, -9

    x = 3, -3

    No solution

  • 3. Multiple Choice
    15 minutes
    1 pt
    Solve using square roots.
    k2 - 6 = 43
    k = √37
    k = 37 or - 37
    k = 7, k = -7
    no solution
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