Ответ:
Пошаговое объяснение:
Ι х Ι ≤ 5,6 х ∈ [ -5.6; 5.6] ; Ι х Ι ≤ 8,14 x ∈ [ -8.14; 8.14 ]
Ι х Ι < x ∈ [ ] ; Ι х Ι > 20 x ∈ ] -∞; -20 [ ∩ ] 20; +∞ [
Ι х Ι ≤ 10 x ∈ [ -10; 10 ] ; Ι х Ι > 5 x ∈ ] -∞; 5 [ ∩ ] 5; +∞ [
Ι х Ι < 8.7 x ∈ ] -8.7; 8.7 [ ; Ι х Ι ≥ 6.2 x ∈ ] -∞; -6.2 ] ∩ [ 6.2; +∞ [
Ι х Ι ≥ 10 x ∈ ] -∞; -10 ] ∩ [ 10; +∞ [ ; Ι х Ι < 17 x ∈ ] -17; 17 [
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Ответ:
Пошаговое объяснение:
Ι х Ι ≤ 5,6 х ∈ [ -5.6; 5.6] ; Ι х Ι ≤ 8,14 x ∈ [ -8.14; 8.14 ]
Ι х Ι < x ∈ [ ] ; Ι х Ι > 20 x ∈ ] -∞; -20 [ ∩ ] 20; +∞ [
Ι х Ι ≤ 10 x ∈ [ -10; 10 ] ; Ι х Ι > 5 x ∈ ] -∞; 5 [ ∩ ] 5; +∞ [
Ι х Ι < 8.7 x ∈ ] -8.7; 8.7 [ ; Ι х Ι ≥ 6.2 x ∈ ] -∞; -6.2 ] ∩ [ 6.2; +∞ [
Ι х Ι ≥ 10 x ∈ ] -∞; -10 ] ∩ [ 10; +∞ [ ; Ι х Ι < 17 x ∈ ] -17; 17 [