Объяснение:
D(f)=R
D(f)=(-∞; 1/2) U (1/2; +∞)
D(f)=(-∞; 5]
D(f)=(-2; +∞)
x=±√6
D(f)=(-∞; -√6)U(-√6; √6)U(√6; +∞)
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Объяснение:
D(f)=R
D(f)=(-∞; 1/2) U (1/2; +∞)
D(f)=(-∞; 5]
D(f)=(-2; +∞)
x=±√6
D(f)=(-∞; -√6)U(-√6; √6)U(√6; +∞)