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23. Factorise: 6 - 24(x-y)^2 |
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Answer» ong>To FACTORISE : 6 - 24(x - y)² Solution : → 6 - 24(x - y)² → 6 - 24(x - y)(x - y) → 6 - 24(x(x - y) - y(x - y)) → 6 - 24(x² - xy)(xy + y²) → 6 - 24(x² - 2XY + y²) → 24x² - 48xy + 24y² + 6 ∴ REQUIRED answer : Answer is :
Verification : 24x² - 48xy + 24y² + 6 → 6 - 24(x² - xy)(xy + y²) → 6 - 24(x(x - y) - y(x - y)) → 6 - 24(x - y)(x - y) → 6 - 24(x - y)²
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