Q4 The value of K for which the quadratic equation 2x + x + 2 =0 has
equal roots is
a) 4 (b) 44 (0) 4 (d) 0
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2x + x +2 = 0
2x +2x -2x + 2 = 0
4x - 2x + 2 = 0
2x + 2 = 0
2x = -2
x = -2/2
x = -1
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