Respuesta :
Answer:
see explanation
Step-by-step explanation:
Inequalities of the form | x | < a , always have solutions of the form
- a < x < a
Given | x - 12 | < 3, then
- 3 < x - 12 < 3 ( add 12 to all 3 intervals )
9 < x < 15
Answer:
see explanation
Step-by-step explanation:
Inequalities of the form | x | < a , always have solutions of the form
- a < x < a
Given | x - 12 | < 3, then
- 3 < x - 12 < 3 ( add 12 to all 3 intervals )
9 < x < 15