Respuesta:
p = 15
Explicación paso a paso:
x² + 2x - p = 0
(- 5)² + 2(- 5) - p = 0
25 - 10 - p = 0
15 - p = 0
- p = - 15
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Respuesta:
p = 15
Explicación paso a paso:
x² + 2x - p = 0
(- 5)² + 2(- 5) - p = 0
25 - 10 - p = 0
15 - p = 0
- p = - 15
p = 15