Mathematics

8th

grade

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Cube of Binomial

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5 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    Find the product of (3a – b)3

    27a3 - 27a2b + 9ab - b3

    27a3 - 9a2b + 27ab - b3

    27a3 - b3

    27a3 - 9a2b + 2ab - b3

  • 2. Multiple Choice
    30 seconds
    1 pt

    What is the product if we have (5b + 2)3

    25b3 + 150b2 + 60b + 4

    125b3 + 15b2 + 60b + 8

    125b3 + 150b2 + 60b + 8

    125b3 + 150b2 + 30b + 8

  • 3. Multiple Choice
    30 seconds
    1 pt

    Find the cube for (2x +1)3

    8x + 12x2 + 6x + 1

    8x3 + 12x2 + 6x + 1

    8x3 + 12x2 + 6x + 13

    8x3 + 12x + 6x + 1

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