InterviewSolution
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InterviewSolution
| 1. |
Determine the nature of the roots of the following quadratic equations from their discriminant `:` (i) `3y^(2) + 9y+4=0` (ii) `2x^(2) + 5 sqrt(3)x + 16=0` (iii) `4x^(2) + 12x + 9=0` (iv) `m^(2) + sqrt(2) m +1=0` (v) `x^(2) - (1)/(2) x + (1)/( 16) = 0 ` (vi)` x^(2) - 4x -4=0` |
| Answer» (i) Real and unequal (ii) Not real (iii) Real and equal (iv) Not real (v) Real and equal (vi) Real and unequal . | |