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QMMaths

Expanding double brackets

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Answers

    Expand and simplify the expressions below.

  1. \left( x + 4 \right)\left( x + 3 \right)
  2. \left( x + 4 \right)\left( x + 2 \right)
  3. \left( x + 4 \right)^{2}
  4. \left( x + 5 \right)\left( x -6 \right)
  5. \left( x + 1 \right)\left( x -8 \right)
  6. \left( x -5 \right)\left( x -9 \right)
  7. \left( x -4 \right)\left( x -5 \right)
  8. \left( x -3 \right)^{2}

    9. Expand and simplify the expressions below.

  9. \left( 5x + 2 \right)\left( 4x + 4 \right)
  10. \left( 5x + 2 \right)^{2}
  11. \left( 2x -4 \right)\left( 4x + 2 \right)
  12. \left( 5x + 2y \right)\left( 3x + 5y \right)