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4. Find the discriminant and its nature of roots

Find the discriminant of the following quadratic equation.

1.

$3x^2 - 5x - 2 = 0$

Discriminant

$=$

Nature of roots: .

2.

$5x^2 - 14x - 3 = 0$

Discriminant

$=$

Nature of roots: .

[Note: Enter minus symbol wherever required]

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