Calcula m + n +r, si el polinomio es identicamente nulo:(m +3)x² + (n-2)x + r + 4 = 0
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Verified answer
Respuesta:
-5.
Explicación paso a paso:
Como es nulo, m+3=0, n-2=0 y r+4=0, m=-3, n=2, r=-4. Luego, m+n+r=-5.