Question: The quadratic equation x ^ 2 + (3k + 1) * x + (4 - 9k) where k is constant, has repeated roots. Show that

The quadratic equation x ^ 2 + (3k + 1) * x + (4 - 9k) where k is constant, has repeated roots. Show that 9k ^ 2 + 42k - 15 = 0

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