harlesv20 harlesv20

25-08-2021
Mathematics

contestada

Solve (x - 2 < 5) ∩ (x + 7 > 6).

Ø
{x | x < -1 x < 7}
{x | -1 < x < 7}

Respuesta :

LammettHash LammettHash

27-08-2021

x - 2 < 5 ⇒ x < 7

x + 7 > 6 ⇒ x > -1

Together, we have -1 < x < 7, which in set notation is

[tex]\left\{x \mid -1 < x < 7\right\}[/tex]

(third choice)

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