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4x²-y²/25, Factorise it using appropriate identities. |
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Answer» SOLUTION : GIVEN 4x² - y²/25 = ( 2X )² - ( y/5 )² = ( 2x + y/5 )( 2x - y/5 ) [ SINCE , a² - b² = ( a + B )( a - b ) ] ••••• |
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