Mathematics

11th -

12thgrade

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Sum and Difference of Cubes

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10 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt
    Complete the formula
    a³-b³=
    (a-b)(a²+ab+b²)
    (a+b)(a²-ab+b²)
    (a-b)(a²-ab+b²)
    (a+b)(a²+ab+b²)
  • 2. Multiple Choice
    30 seconds
    1 pt

    Complete the formula

    a³+b³=

    (a-b)(a²+ab+b²)

    (a+b)(a²-ab+b²)

    (a-b)(a²-ab+b²)

    (a+b)(a²+ab+b²)

  • 3. Multiple Choice
    5 minutes
    1 pt
    Factor:   x+ 1
    (x + 1)3
    (x+1)(x- x + 1)
    (x - 1) (x2 + x - 1)
    (x + 1)(x2 - 2x + 1)
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