Spike's Box Method for Multiplying out Brackets

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  • Опубликовано: 2 янв 2025

Комментарии • 1

  • @garthjohnson6619
    @garthjohnson6619 9 лет назад

    Unfortunately, solution #4 is not the equation in question #4. (numbers are correct but the signs are different)
    4x(2) -2x +5
    2x | 8x(3) | -4x(2) | -5x
    -x | -12x(2) | +6x | +15
    -12x(2) - 4x(2)=-16x(2)
    +6x - 5x = x
    8x(3) - 16x(2) + x + 15
    Is my solution