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4a2+b2+4ab+8a+4b+4=? (a) (2a+b+2)2 (b) (2a−b+2)2 (c) (a+2b+2)2 (d) None of these |
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Answer» 4a2+b2+4ab+8a+4b+4=? (a) (2a+b+2)2 (b) (2a−b+2)2 (c) (a+2b+2)2 (d) None of these |
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