(2a + 3b)2 - 4c2 factorise
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Answer:
( 2a + 3b + 2c ) ( 2a + 3b - 2c )
Step-by-step explanation:
( 2a + 3b )² - 4c²
=> ( 2a + 3b )² - ( 2c )²
=> ( 2a + 3b + 2c ) ( 2a + 3b - 2c ) [ °•° a² - b² = ( a + b ) ( a - b ) ]
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Step-by-step explanation:
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