Question

x ao quadrado+4x+13=0

Answer 1

Resposta:

$- 68$

Explicação passo-a-passo:

${x}^{2} + 4 + 13 = 0 \\ {x}^{2} + 17 = 0 \\ {0}^{2} - 4 \times 1 \times 17 \\ 0 - 68 \\ - 68$

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