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Factorise : (i) a2−(b−c)2(ii) 25(2x−y)2−16(x−2y)2(iii) 16(5x+4)2−9(3x−2)2(iv) 9x2−116(v) 25(x−2y)2−4 |
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Answer» Factorise : (i) a2−(b−c)2(ii) 25(2x−y)2−16(x−2y)2(iii) 16(5x+4)2−9(3x−2)2(iv) 9x2−116(v) 25(x−2y)2−4 |
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