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If ax² + bx + c = 0 has equal roots, then b is equal toA. 2 sq root of (ac)B. - 2 sq root of (ac)C. +/- 2 sq root of (ac)D. 2ac |
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Answer» If ax² + bx + c = 0 has equal roots, then b is equal to A. 2 sq root of (ac) B. - 2 sq root of (ac) C. +/- 2 sq root of (ac) D. 2ac |
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