Find the discriminant of the quadratic equations — task. Mathematics State Board, Class 10.

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Find the discriminant of the following quadratic equation.

1.

$2x^2 - 7x - 15 = 0$

Discriminant

$=$

2.

$4x^2 - 5x + 3 = 0$

Discriminant

$=$

[Note: Enter minus symbol wherever required]

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