2. Factorise 4x²-y²/9
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4x²-y²/9
(2x)²-(y/3)²
(2x-y/3)(2x+y/3)
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Answer:
Answer:4x² - y²/9
Answer:4x² - y²/9= (2x)² - (y/3)²
Answer:4x² - y²/9= (2x)² - (y/3)²=(2x - y/3)(2x + y/3)
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