1) (∞; – 7,9) и (-12; 3); 2) (-20; 1] и [-1,9; +∞);
3) [8 1/9;-35 ) и (-7,5; 10];
4) (7/15;9] и [—6; 5 1/2 )

Question

Математика: 1) (∞; – 7,9) и (-12; 3); 2) (-20; 1] и [-1,9; +∞);3) [8 1/9;-35 ) и (-7,5; 10];4) (7/15;9] и [—6; 5 1/2 )​

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1) (∞; – 7,9) и (-12; 3); 2) (-20; 1] и [-1,9; +∞);3) [8 1/9;-35 ) и (-7,5; 10];4) (7/15;9] и [—6; 5 1/2 )​