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Home > CCA2S > Chapter 8 > Lesson 8.3.1 > Problem 8-124

8-124.

x3 − 9x2 + 19x + 5 = (x − 5)(x2 − 4x − 1)

x − 5 = 0
x2 − 4x − 1 = 0

Ahora, termina de resolver.