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