Answer:
discriminant = 49
Explanation:
given a quadratic equation in standard form
ax² + bx + c = 0 ( a ≠ 0 )
then the discriminant is
b² - 4ac
given the equation
0 = 2x² + 3x - 5 ← in standard form
with a = 2 , b = 3 , c = - 5 , then
b² - 4ac
= 3² - ( 4 × 2 × - 5)
= 9 - (- 40)
= 9 + 40
= 49