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Grade 9 · Algebraic Equations
Solving Equations by Factorisation (Product = 0)
WORKSHEET
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  / 18

Answer all questions. Show all your working — marks are awarded for method as well as the final answer.

  1. 1
    Solve: (x − 2)(x + 6) = 0
    (2)
  2. 2
    Solve: (x + 1)(x − 7) = 0
    (2)
  3. 3
    Solve: x² + 5x + 6 = 0
    (2)
  4. 4
    Solve: x² − 7x + 10 = 0
    (2)
  5. 5
    Solve: x² − 3x = 0
    (2)
  6. 6
    Solve: x² − 25 = 0
    (2)
  7. 7
    Why may you not divide x² = 4x by x?
    (2)
  8. 8
    Simplify: (10x³ + 5x²) ÷ 5x
    (2)
  9. 9
    Simplify: (12x³ − 8x² + 4x) ÷ 4x
    (2)
TOTAL: 18 marks
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