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3 votes
Simplify the following


3x( - 2 {x}^(2) - 4x) + 6 {x}^(3) + 5 {x}^(2)


1 Answer

3 votes

Answer:

  • - 7x²

-------------------------

Simplify the expression.

First distribute, then collect like terms:

  • 3x(- 2x² - 4x) + 6x³ + 5x² =
  • - 6x³ - 12x² + 6x³ + 5x² =
  • ( - 6x³ + 6x³) + ( - 12x² + 5x²) =
  • - 7x²
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