Question

please give me the answer ​

Answer 1

Answer:

Discriminant = b² - 4ac

= (-3)² - 4(2)(5)

= 9 - 40

= -31 (a)

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Answer 2

Answer:

$\implies \: discriminant = b^{2}-4ac \\ \implies (-3)^{2}-(4×2×5) \\ \implies 9-40 \\ \implies -31$