More Questions on This Topic :
Question 1. simplify (x - 9)(x + 10) ⁄ (x² - 81)....
Question 2. factorise x² + x - 72....
Question 3. factorise -20x² - 9x + 20....
Question 4. expand and simplify (x + y)³....
Question 5. simplify (x - 9)(x + 10) ⁄ (x² - 81)....
Question 6. factorise x² + x - 72....
Question 7. factorise -20x² - 9x + 20....
Question 8. simplify (x - 9)(x + 10) ⁄ (x² - 81)....
Question 9. expand and simplify (x + y)³....
Question 10. (a - b)² =....
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