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| 1. |
Find the value of m so that the quadratic equation "mx(5x - 6) = 0" has two equal roots. |
| Answer» 5mx^2 - 6mx = 0 Here, D = 0D = b^2 - 4acD= (6m) ^2 - 4 × 5m × 00 = 36m^2 m^2 = 36m = 6 | |