Question

A) x < 4 e 3.

B) x > 4 e 6.

C) x < − 4 e 3.

D) x > − 4 e 6.

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Answer 1

Resposta:

C) x < − 4 e 3.

1)

3x + 12 < 0

3x < -12

x < - 4

2)

x = 3